Sensors (700 x 460 px)

Categories

Best Price Guaranteed

More Sensors
MQ-6 gas sensor module for reliable detection gases
-26%
Quick view

MQ-6 Gas Sensor Module | Propane, Butane, And LPG Detector

In stock

Original price was: ₹162.00.Current price is: ₹120.00. (Inc. GST)
Add to cart
MQ2 gas sensor back view showing PCB traces and component layout on sensor module board
-11%
Quick view

MQ-2 Smoke Flammable Gas Sensor Module

In stock

Original price was: ₹124.00.Current price is: ₹110.00. (Inc. GST)
Add to cart
KY-025 Magnetic Reed Switch Sensor Module with pin header and reed switch on white background
-28%
Quick view

KY-025 Magnetic Reed Switch Sensor Module

In stock

Original price was: ₹69.00.Current price is: ₹50.00. (Inc. GST)
Add to cart
MQ-7 gas sensor module with metal dome CO sensing element and analog output PCB front view
Quick view

MQ-7 Gas Sensor Module | Carbon Monoxide Detector

In stock

₹110.00 (Inc. GST)
Add to cart
120dB 12V Alarm Horn Siren front view showing red ABS body and 900mm wire leads
-30%
Quick view

120dB 12V Alarm Horn Siren – For Security System Projects

In stock

Original price was: ₹279.00.Current price is: ₹195.00. (Inc. GST)
Add to cart

Microcontroller Boards

More Products
Raspberry Pi OV5647 5MP IR-Cut Camera Module with lens and ribbon cable front view
-12%
Quick view

Raspberry Pi OV5647 5MP IR-Cut Camera Module – 1080P

In stock

Original price was: ₹1,250.00.Current price is: ₹1,100.00. (Inc. GST)
Add to cart
Arduino LilyPad ATmega328P Compatible Board with circular design, sew tabs, and central microcontroller
-17%
Quick view

Arduino LilyPad ATmega328P Compatible Board

In stock

Original price was: ₹500.00.Current price is: ₹415.00. (Inc. GST)
Add to cart
Arduino UNO R3 with Wi-Fi ATmega328P + ESP8266 NodeMCU board with USB port, ESP module, and headers
-29%
Quick view

Arduino UNO R3 with Wi-Fi ATmega328P + ESP8266 NodeMCU

In stock

Original price was: ₹775.00.Current price is: ₹550.00. (Inc. GST)
Add to cart
Arduino MEGA R3 ATmega2560-16AU board with USB port, power jack, and extended pin headers
-25%
Quick view

Arduino MEGA R3 ATmega2560-16AU Compatible Development Board | Microcontroller Boards

In stock

Original price was: ₹1,867.00.Current price is: ₹1,400.00. (Inc. GST)
Add to cart

FPV Drone Parts

Building Your Drem Drone Aeromodel.

0 days 00 hr 00 min 00 sc
Go Shopping
1045 Drone Aircraft Propeller Blade Set lightweight durable design

1045 Drone Aircraft Propeller Blade Set – CW and CCW pair

Original price was: ₹72.00.Current price is: ₹59.00. (Inc. GST)
FlySky FS-CT6B 2.4G 6CH Radio System with FS-R6B Receiver set

FlySky FS-CT6B 2.4G 6CH Radio System with FS-R6B Receiver

Original price was: ₹3,793.00.Current price is: ₹3,186.00. (Inc. GST)
3D printed motor mount 28mm 35mm sized bracket for RC planes and DIY projects.

3D Printed Motor Mount 28mm/35mm For 22 Series 2212 2208 2217 2216 Brushless Motor

Original price was: ₹112.00.Current price is: ₹100.00. (Inc. GST)
30A ESC for Brushless Motors lightweight RC aircraft controller

30A ESC for Brushless Motors in Drones and RC Planes

Original price was: ₹494.00.Current price is: ₹390.00. (Inc. GST)
CC3D shock absorber mount reducing vibrations for smoother flight controller performance in drones.

CC3D Shock Absorber

Original price was: ₹278.00.Current price is: ₹225.00. (Inc. GST)

Electronics Modules

More Products
4 Channel 5V 10A Relay Module with optocoupler for safe, isolated switching of lights
-29%
Quick view

4 Channel 5V 10A Relay Module with optocoupler

In stock

Original price was: ₹211.00.Current price is: ₹150.00. (Inc. GST)
Add to cart
2 Channel Logic Level Converter for Arduino projects.
-22%
Quick view

2 Channel Logic Level Converter for I2C & UART

In stock

Original price was: ₹32.00.Current price is: ₹25.00. (Inc. GST)
Add to cart
12V 1Ch Relay Module with Optocoupler high voltage control board
-14%
Quick view

12V 1Ch Relay Module with Optocoupler

In stock

Original price was: ₹66.00.Current price is: ₹57.00. (Inc. GST)
Add to cart
Mini Micro SD Card Reader Module SPI six pin front view
-14%
Quick view

Mini Micro SD Card Reader Module

In stock

Original price was: ₹29.00.Current price is: ₹25.00. (Inc. GST)
Add to cart
-17%
Quick view

DC-DC XL6009 Adjustable Step Up Module with Digital Display

In stock

Original price was: ₹265.00.Current price is: ₹220.00. (Inc. GST)
Add to cart
6–30V Single Channel Power Relay Module with Adjustable Timer for Arduino.
-20%
Quick view

6–30V Single Channel Power Relay Module with Adjustable Timer

In stock

Original price was: ₹169.00.Current price is: ₹135.00. (Inc. GST)
Add to cart
W5500 Ethernet Module with SPI Interface for embedded system development.
-27%
Quick view

W5500 Ethernet Module with SPI Interface

In stock

Original price was: ₹534.00.Current price is: ₹390.00. (Inc. GST)
Add to cart
3S-4A Step-Up Boost Lithium Battery Charger Module 12.6V packs
-25%
Quick view

3S 4A Step Up Boost Lithium Battery Charger Module 12.6V – Type C

In stock

Original price was: ₹108.00.Current price is: ₹81.00. (Inc. GST)
Add to cart
RC522 RFID Reader/Writer Module with RFID Card and Tag for Arduino projects.
-12%
Quick view

RC522 RFID Reader/Writer Module with RFID Card and Tag

In stock

Original price was: ₹91.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
MAX98357A I2S 3W Class-D Audio Decoder Amplifier Module front view showing PCB and speaker pads
-24%
Quick view

MAX98357A I2S 3W Class-D Audio Decoder Amplifier Module

In stock

Original price was: ₹171.00.Current price is: ₹130.00. (Inc. GST)
Add to cart
RFID Card 125kHz for security and identification systems.
-18%
Quick view

RFID Card 125kHz

In stock

Original price was: ₹22.00.Current price is: ₹18.00. (Inc. GST)
Add to cart
PN532 NFC RFID Reader/Writer Module V3 Kit 13.56MHz for Arduino and DIY applications.
-16%
Quick view

PN532 NFC RFID Reader/Writer Module V3 Kit 13.56MHz

In stock

Original price was: ₹345.00.Current price is: ₹290.00. (Inc. GST)
Add to cart
TP4056 1A Lithium Battery Charger Module C Type for efficient charging performance
-18%
Quick view

TP4056 1A Lithium Battery Charger Module C Type

In stock

Original price was: ₹22.00.Current price is: ₹18.00. (Inc. GST)
Add to cart
USB to RS485 TTL Serial Converter Adapter FT232 Module for stable data communication.
-16%
Quick view

USB to RS485 TTL Serial Converter Adapter FT232 Module

In stock

Original price was: ₹220.00.Current price is: ₹185.00. (Inc. GST)
Add to cart
DC 3.7V to 400KV step up power module front view showing copper coil and output wires
-20%
Quick view

DC 3.7V to 400KV Step up Power Module High Voltage Generator

In stock

Original price was: ₹188.00.Current price is: ₹150.00. (Inc. GST)
Add to cart
5V Power Bank Charging Module DIY charging circuit board
-26%
Quick view

5V Power Bank Charging Module

In stock

Original price was: ₹38.00.Current price is: ₹28.00. (Inc. GST)
Add to cart
IIC/I2C Serial Interface Adapter Module for reliable data transmission.
-26%
Quick view

IIC/I2C Serial Interface Adapter Module

In stock

Original price was: ₹66.00.Current price is: ₹49.00. (Inc. GST)
Add to cart
DS3231 RTC Module Precise Real Time Clock I2C with AT24C32 EEPROM for Arduino.
-20%
Quick view

DS3231 RTC Module Precise Real Time Clock I2C AT24C32

In stock

Original price was: ₹169.00.Current price is: ₹135.00. (Inc. GST)
Add to cart
LM386 Audio Amplifier Module compact PCB front view
-13%
Quick view

LM386 Audio Amplifier Module

In stock

Original price was: ₹52.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
12V 2Ch Relay Module with Optocoupler dual channel control board
-12%
Quick view

12V 2Ch Relay Module with Optocoupler

In stock

Original price was: ₹91.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
SYD1230 Red Line Laser Module 650nm 5mW front view
-30%
Quick view

SYD1230 Red Line Laser Module 650nm 5mW

In stock

Original price was: ₹236.00.Current price is: ₹165.00. (Inc. GST)
Add to cart
4×4 matrix 16 key keypad module for Arduino.
-20%
Quick view

4×4 Matrix 16 Key Keypad Module

In stock

Original price was: ₹69.00.Current price is: ₹55.00. (Inc. GST)
Add to cart
Fast Charging Module PD65W - C Type for high-power electronics projects.
-21%
Quick view

Fast Charging Module PD65W – C Type

In stock

Original price was: ₹158.00.Current price is: ₹125.00. (Inc. GST)
Add to cart
5V 2A Wireless Power Supply Transmitter Receiver Charging Module for electronics
-19%
Quick view

5V 2A Wireless Power Supply Transmitter Receiver Charging Module With Coil

In stock

Original price was: ₹864.00.Current price is: ₹700.00. (Inc. GST)
Add to cart
5V 7A SPDT Relay PCB Mount compact high current switch
-21%
Quick view

5V 7A SPDT Relay PCB Mount

In stock

Original price was: ₹19.00.Current price is: ₹15.00. (Inc. GST)
Add to cart
FT232RL USB to TTL Serial Adapter Module 5V/3.3V for reliable data transfer at 5V or 3.3V levels.
-14%
Quick view

FT232RL USB to TTL Serial Adapter Module 5V/3.3V

In stock

Original price was: ₹145.00.Current price is: ₹125.00. (Inc. GST)
Add to cart
LM2596 Adjustable DC-DC Step Down Buck Converter Module for Arduino
-22%
Quick view

LM2596 Adjustable DC-DC Step Down Buck Converter Module

In stock

Original price was: ₹58.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
12V 10A SPDT PCB Mount Relay Cube for power control.
-21%
Quick view

12V 10A SPDT PCB Mount Relay Cube

In stock

Original price was: ₹19.00.Current price is: ₹15.00. (Inc. GST)
Add to cart
125kHz & 13.56MHz RFID Keychain Tag delivers quick response for smart access.
-22%
Quick view

125kHz & 13.56MHz RFID Keychain Tag

In stock

Original price was: ₹23.00.Current price is: ₹18.00. (Inc. GST)
Add to cart
Bluetooth 3.0 Audio Receiver Module stereo output front view
-24%
Quick view

Bluetooth 3.0 Audio Receiver Module with Stereo Output

In stock

Original price was: ₹105.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
MAX9814 Microphone AGC Amplifier Module front view showing electret mic capsule and pin header
-13%
Quick view

MAX9814 Microphone AGC Amplifier Module High Performance

In stock

Original price was: ₹253.00.Current price is: ₹220.00. (Inc. GST)
Add to cart
SD Card Reader Module SPI six pin header front view
-29%
Quick view

Micro SD Card Reader Module

In stock

Original price was: ₹63.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
USB-C 5V Power Bank Charging Module for DIY electronics
-18%
Quick view

USB-C 5V Power Bank Charging Module

In stock

Original price was: ₹34.00.Current price is: ₹28.00. (Inc. GST)
Add to cart
Thermal Sensor Relay Module front view showing relay component screw terminals and control pin header
-13%
Quick view

Thermal Sensor Relay Module

In stock

Original price was: ₹236.00.Current price is: ₹205.00. (Inc. GST)
Add to cart
PAM8403 5V Two Channel Stereo Audio Amplifier Module front view
-10%
Quick view

PAM8403 5V Two Channel Stereo Audio Amplifier Module HW-104

In stock

Original price was: ₹39.00.Current price is: ₹35.00. (Inc. GST)
Add to cart
V2 Bluetooth Audio Module CA-6928 5V front view
-22%
Quick view

CA-6928 V2 Bluetooth Audio Module 5V

In stock

Original price was: ₹103.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
GY-MAX4466 Electret Microphone Sensor Module front view showing mic capsule and pin header
-25%
Quick view

GY-MAX4466 Electret Microphone Sensor Module with Gain Control

In stock

Original price was: ₹160.00.Current price is: ₹120.00. (Inc. GST)
Add to cart
650nm 5V red laser diode module HW-493 cylindrical body with wire leads front view
-17%
Quick view

650nm 5V Red Laser Diode Module HW-493

In stock

Original price was: ₹48.00.Current price is: ₹40.00. (Inc. GST)
Add to cart
12V 8 Channel Relay Module with Optocoupler for Arduino projects
-10%
Quick view

12V 8 Channel Relay Module with Optocoupler

In stock

Original price was: ₹411.00.Current price is: ₹370.00. (Inc. GST)
Add to cart
Mini 360 Step-Down Buck Converter Module compact DC power board
-17%
Quick view

Mini 360 Step-Down Buck Converter Module

In stock

Original price was: ₹42.00.Current price is: ₹35.00. (Inc. GST)
Add to cart
XH-M131 DC Light Control Switch Photoresistor Relay Module
-13%
Quick view

XH-M131 DC Light Control Switch Photoresistor Relay Module

In stock

Original price was: ₹149.00.Current price is: ₹130.00. (Inc. GST)
Add to cart
DF Player Mini MP3 Player Module serial port front view
-25%
Quick view

DF Player Mini MP3 Player Module With Serial Port For Arduino

In stock

Original price was: ₹160.00.Current price is: ₹120.00. (Inc. GST)
Add to cart
MAX3232 Mini RS232 to TTL Module Board for reliable serial communication.
-17%
Quick view

MAX3232 Mini RS232 to TTL Module Board

In stock

Original price was: ₹42.00.Current price is: ₹35.00. (Inc. GST)
Add to cart
2S-2A Step-Up Boost Lithium Battery Charger Module for 8.4V packs
-17%
Quick view

2S 2A Step Up Boost Lithium Battery Charger Module 8.4V – Type C

In stock

Original price was: ₹98.00.Current price is: ₹81.00. (Inc. GST)
Add to cart
2 Channel 5V Relay Module with Optocoupler for Arduino, microcontroller, and control circuits.
-23%
Quick view

2 Channel 5V Relay Module with Optocoupler

In stock

Original price was: ₹104.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
NE555 Delay Timer Switch 12V Relay Module in Arduino projects.
-10%
Quick view

NE555 Delay Timer Switch 12V Relay Module (0-10 seconds)

In stock

Original price was: ₹89.00.Current price is: ₹80.00. (Inc. GST)
Add to cart
TEC1-12706 Thermoelectric Cooler Peltier Module 12V
-11%
Quick view

TEC1-12706 Thermoelectric Cooler Peltier Module – 12V DC

In stock

Original price was: ₹225.00.Current price is: ₹200.00. (Inc. GST)
Add to cart
1 Channel 5V Relay Module without Optocoupler board mounted
-15%
Quick view

1 Channel 5V Relay Module without Optocoupler

In stock

Original price was: ₹47.00.Current price is: ₹40.00. (Inc. GST)
Add to cart
Passive Buzzer Module view showing PCB traces bolt holes and 2.54mm pin pitch
-10%
Quick view

Passive Buzzer Module for Arduino Projects

In stock

Original price was: ₹39.00.Current price is: ₹35.00. (Inc. GST)
Add to cart
TDA2030A 6 – 12V DC Audio Amplifier Module compact PCB front view
-14%
Quick view

TDA2030A 6 – 12V DC Audio Amplifier Module 18W

In stock

Original price was: ₹110.00.Current price is: ₹95.00. (Inc. GST)
Add to cart
Breadboard Power Supply Module 3.3V-5V mounted on breadboard
-24%
Quick view

Breadboard Power Supply Module 3.3V-5V

In stock

Original price was: ₹86.00.Current price is: ₹65.00. (Inc. GST)
Add to cart
I2C Bi-Directional Logic Level Converter 4 Channel for communication projects.
-26%
Quick view

I2C Bi-Directional Logic Level Converter 4 Channel

In stock

Original price was: ₹27.00.Current price is: ₹20.00. (Inc. GST)
Add to cart
5V 1CH Relay Module single channel high current control board
-12%
Quick view

5V 1CH Relay Module

In stock

Original price was: ₹51.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
CN3065 Mini Solar LiPo Charger Board for small electronic projects
-13%
Quick view

CN3065 Mini Solar LiPo Charger Board

In stock

Original price was: ₹103.00.Current price is: ₹90.00. (Inc. GST)
Add to cart
RFID IC Card 13.56 MHz for access control, attendance and NFC systems.
-17%
Quick view

RFID IC Card 13.56 MHz

In stock

Original price was: ₹12.00.Current price is: ₹10.00. (Inc. GST)
Add to cart
Joystick Module Breakout Sensor HW-504 front view showing knob and 5-pin header
-12%
Quick view

Joystick Module Breakout Sensor HW-504

In stock

Original price was: ₹51.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
4×4 Matrix 16-Key Membrane Switch Keypad with row-column interface for Arduino.
-29%
Quick view

4×4 Matrix 16 Key Membrane Switch Keypad with Soft Touch

In stock

Original price was: ₹70.00.Current price is: ₹50.00. (Inc. GST)
Add to cart
Traffic light module 5V PCB showing three signal pin connections close up
-25%
Quick view

LED Traffic Light Signal Module with Digital Output

In stock

Original price was: ₹60.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
DC24V 20mm 12LED Ultrasonic Humidifier Mist Maker Fogger
-16%
Quick view

DC24V 20mm 12LED Ultrasonic Humidifier Mist Maker – Fogger Nebulizer

In stock

Original price was: ₹488.00.Current price is: ₹410.00. (Inc. GST)
Add to cart
Multi-output Power Supply Module DC-DC 12V TO 3.3 board
-27%
Quick view

Multi-output Power Supply Module DC-DC 12V TO 3.3

In stock

Original price was: ₹137.00.Current price is: ₹100.00. (Inc. GST)
Add to cart
XL6009 DC-DC Adjustable Step-Up Converter Module for electronics
-14%
Quick view

XL6009 DC-DC Adjustable Step Up Converter Module

In stock

Original price was: ₹87.00.Current price is: ₹75.00. (Inc. GST)
Add to cart
PAM8403 5V Mini Audio Amplifier Module with volume control front view
-15%
Quick view

PAM8403 5V Mini Audio Amplifier Module with Volume Control

In stock

Original price was: ₹59.00.Current price is: ₹50.00. (Inc. GST)
Add to cart
USB-C PD Trigger Decoy Module for fixed voltage power output.
-28%
Quick view

USB-C PD Trigger Decoy Module with Selectable Voltage Output

In stock

Original price was: ₹153.00.Current price is: ₹110.00. (Inc. GST)
Add to cart
TP4056 1A Lithium Battery Charger Module Micro USB
-31%
Quick view

TP4056 1A Lithium Battery Charger Module Micro USB

In stock

Original price was: ₹26.00.Current price is: ₹18.00. (Inc. GST)
Add to cart
1000 KV high voltage booster module front view showing input terminals and step-up circuit board
-16%
Quick view

1000 KV High Voltage Booster Module

In stock

Original price was: ₹261.00.Current price is: ₹219.00. (Inc. GST)
Add to cart
Laser receiver sensor module non-modulated tube with three pin connector front view
-25%
Quick view

Laser Receiver Sensor Module Non-Modulated Tube

In stock

Original price was: ₹147.00.Current price is: ₹110.00. (Inc. GST)
Add to cart
EM-18 RFID reader module 125kHz for fast and secure tag reading.
-28%
Quick view

EM-18 RFID Reader Module 125kHz

In stock

Original price was: ₹443.00.Current price is: ₹319.00. (Inc. GST)
Add to cart
Real Time Clock DS1307 RTC I2C Module AT24C32 with built-in EEPROM for reliable Arduino.
-22%
Quick view

Real Time Clock DS1307 RTC I2C Module AT24C32

In stock

Original price was: ₹90.00.Current price is: ₹70.00. (Inc. GST)
Add to cart
15W Fast Wireless Charging Transmitter Module with Type-C input port
-27%
Quick view

15W Fast Wireless Charging Transmitter Module Type-C

In stock

Original price was: ₹342.00.Current price is: ₹250.00. (Inc. GST)
Add to cart
MT3608 2A DC-DC Step Up Booster Power Module for electronics
-26%
Quick view

MT3608 2A DC-DC Step Up Booster Power Module

In stock

Original price was: ₹61.00.Current price is: ₹45.00. (Inc. GST)
Add to cart
Mini MP1584 DC-DC 3A Adjustable Buck module for Arduino
-13%
Quick view

Mini MP1584 DC-DC 3A Adjustable Buck module

In stock

Original price was: ₹52.00.Current price is: ₹45.00. (Inc. GST)
Add to cart

Stem DIY Kits

More Products
Foam RC plane Cessna E10 plug-in wing panel top layout view
-11%
Quick view

Dancing Wing Cessna E10 EPP Kit

In stock

Original price was: ₹10,606.00.Current price is: ₹9,439.00. (Inc. GST)
Add to cart
Nichrome Heating Wire coil spool showing thin 25 gauge wire wound tightly for heating applications
-20%
Quick view

Nichrome Heating Wire – 100g 25 Gauge

In stock

Original price was: ₹174.00.Current price is: ₹139.00. (Inc. GST)
Add to cart
-30%
Quick view

10 Types Tactile Push Button Switch Kit

In stock

Original price was: ₹441.00.Current price is: ₹309.00. (Inc. GST)
Add to cart
6 Wheel Tank DIY Robot Chassis Kit assembled front view
-15%
Quick view

6 Wheel Tank DIY Robot Chassis Kit with BO Motor & Wheels

In stock

Original price was: ₹1,706.00.Current price is: ₹1,450.00. (Inc. GST)
Add to cart
Tin Pop pop putt putt phat phat Boat steam boat with metal body, chimney, and water pipes
-26%
Quick view

Tin Pop pop putt putt phat phat Boat | Steam Boat

In stock

Original price was: ₹120.00.Current price is: ₹89.00. (Inc. GST)
Add to cart

Motors & Drivers

Powering Your Projects with High Torque Precision.

DC Motors
Gear motor
Drivers
Servo Motors
2.4 Inch TFT LCD Touch Display Shield for Arduino UNO front view
-28%
Quick view

2.4 Inch TFT LCD Touch Display Shield for Arduino UNO Board

In stock

Original price was: ₹803.00.Current price is: ₹578.00. (Inc. GST)
Add to cart
-19%
Quick view

1.3 Inch I2C 4-Pin Blue OLED Display Module

In stock

Original price was: ₹357.00.Current price is: ₹289.00. (Inc. GST)
Add to cart

Stemvolt Tech Blogs

    • Subscribe to our Newsletter

    to get promotional offers & discounts

    Subscription Form

    Buy Electronics Components & Robotics Parts Online India StemVolt is India's trusted online store for Electronics Components, Robotics Parts and STEM Kits. We offer Arduino boards, ESP32, Sensors, IoT Modules, Drone Parts and DIY Kits at competitive prices with fast delivery across India. Shop genuine products from StemVolt — India's Inventor Store, based in Kota, Rajasthan. Trusted by students, engineers and makers across India.

    Best Selling Arduino, Sensors & IoT Modules Shop India's most popular Arduino UNO, ESP32, Ultrasonic Sensors, DHT11, Relay Modules and Bluetooth modules. Trusted by 10,000+ students and engineers across India. Why Students & Engineers Choose StemVolt Genuine products, fast delivery across India, best prices guaranteed and easy return policy. StemVolt delivers quality Electronics Components and Robotics Parts right to your doorstep. Arduino, Robotics & DIY Project Tutorials Learn how to build Arduino projects, robotics systems and IoT devices with our step-by-step beginner guides and tutorials. Start building today with StemVolt. StemVolt is India's trusted Electronics and Robotics store based in Kota, Rajasthan. We supply genuine components to students, makers and engineers pan India with Rs. 89 shipping and COD up to Rs. 5,000.