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Compatible with Arduino, Development Boards
Arduino nano CH340 Chip Board without USB cable (Soldered)
Compatible with Arduino, Development BoardsArduino nano CH340 Chip Board without USB cable (Soldered)
- ATmega328P Microcontroller
- CH340 USB-to-Serial Interface
- 22 Total I/O Pins (14 Digital, 8 Analog)
- 6 PWM Outputs, I2C & SPI Support
- Operating Voltage: 5V | Input Voltage: 7–12V DC
- Fully Compatible with Arduino IDE
- Soldered Header Pins – Ready to Use
SKU: 10010003 -
Displays, LCD
16×2 (1602) Character LCD Display – Green Backlight
- 16 Characters × 2 Lines Display Format
- Bright Green LED Backlight for High Readability
- HD44780-Compatible Controller
- 4-bit or 8-bit Parallel Interface
- Standard 16-pin Interface
- Low Power Operation (5V)
- Optional Soldered or Unsoldered Header Pins
SKU: 11010001 -
Bluetooth, IoT & Wireless
HC-05 Bluetooth Module with TTL Output
- Bluetooth v2.0+EDR (Class 2) with up to 10m range
- Supports Master and Slave modes
- TTL-level UART interface (3.3V logic)
- Baud rate configurable via AT commands
- LED indicator for pairing and communication status
- Default baud rate: 9600 bps
- Operating voltage: 3.6V to 6V, logic level: 3.3V
SKU: 13020001 -
Modules, Relay Modules
4 Channel 5V Relay Module with Optocoupler
- 4-channel 5V relay board with opto-isolation
- Relay rating: 10A 250VAC / 10A 30VDC
- Optocouplers for electrical isolation and protection
- Active-low trigger inputs (compatible with 3.3V/5V logic)
- Status indicator LEDs for each relay
- Screw terminals for relay outputs
- Works with Arduino, ESP32, Raspberry Pi, STM32, and more
- Ideal for home automation, robotics, and industrial control
SKU: 14100002 -
ADC Modules, Modules
I2C ADS1115 16 Bit ADC 4 channel Module with Programmable Gain Amplifier
- 16-bit resolution ADC for precise measurements
- 4 single-ended or 2 differential input channels
- Programmable Gain Amplifier (PGA) for adjustable sensitivity
- I2C communication interface with address selection pins
- Operating voltage: 3.3V to 5V
- Sampling rates up to 860 samples per second
- Low power consumption and compact size
- Compatible with Arduino, Raspberry Pi, ESP32, and other I2C-enabled devices
SKU: 14010001
Best Sellers
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DC to DC Converters, Power Modules
LM2596 DC-DC Buck Converter Adjustable Step Down Power Supply Module
DC to DC Converters, Power ModulesLM2596 DC-DC Buck Converter Adjustable Step Down Power Supply Module
- Input voltage range: 4.5V to 40V DC
- Adjustable output voltage: 1.25V to 35V DC
- Maximum output current: 3A (continuous)
- High efficiency up to 92%
- Built-in potentiometer for easy voltage adjustment
- Compact, lightweight, and breadboard-friendly
- Short-circuit, over-current, and thermal protection
- Suitable for battery-powered projects, power adapters, and voltage regulation
SKU: 15030001 -
IoT Kits
IoT Learner Kit – Beginners
The IoT Learner Kit – Beginners is a comprehensive starter kit designed for enthusiasts, students, and hobbyists eager to dive into the world of Internet of Things (IoT) technology. This all-in-one kit includes essential components and modules to help you learn, experiment, and build smart connected devices easily.
SKU: 99020001 -
JST Connectors, Switches and Connectors
3 Pin JST XH Female Connector – 2.50mm Pitch
- 3-pin female connector with 2.50mm pitch
- JST XH-compatible design
- Through-hole mounting for secure PCB integration
- Durable plastic housing with strong pin grip
- Ideal for low-power, signal, and sensor connections
SKU: 18120004 -
JST Connectors, Switches and Connectors
3 Pin JST XH Male Connector – 2.50mm Pitch
- 3-pin male connector with 2.50mm pitch
- JST XH-compatible design
- Through-hole mounting for secure PCB integration
- Durable plastic housing with strong pin grip
- Ideal for low-power, signal, and sensor connections
SKU: 18120003
Catagories
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Development Boards, ESP32 Boards, IoT & Wireless, Wi-Fi
NodeMCU ESP8266 with CH340 Wi-Fi development board
Development Boards, ESP32 Boards, IoT & Wireless, Wi-FiNodeMCU ESP8266 with CH340 Wi-Fi development board
- Wi-Fi-enabled microcontroller based on ESP8266-12E
- USB interface: CH340 (requires CH340 driver)
- Operating Voltage: 3.3V (I/O logic)
- Flash Memory: 4MB
- Compatible with Arduino IDE, Lua, and MicroPython
- Onboard reset and flash buttons for easy programming
- Integrated Wi-Fi antenna for strong wireless communication
SKU: 10030002 -
Magnetic & Hall Effect Sensors, Sensors
Reed Switch Sensor Module
- Magnetic contact switch (reed switch) for open/close detection
- Outputs digital HIGH/LOW signal based on magnetic field
- Operating voltage: 3.3V to 5V DC
- Built-in signal indicator LED
- Compact module with mounting holes
- Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and more
SKU: 12100003 -
Gas & Air Quality Sensors, Sensors
MQ4 Methane Natural Gas Sensor Module
- Detects methane (CH4) and natural gas
- Dual output: analog voltage and digital signal
- High sensitivity and rapid response
- Adjustable detection threshold via onboard potentiometer
- Operating voltage: 5V DC
- Long lifespan and reliable performance
- Compatible with Arduino, ESP8266, ESP32, STM32, Raspberry Pi, and more
SKU: 12040007
Recommendation For You
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Compatible with Arduino, Development Boards
Arduino nano CH340 Chip Board without USB cable (Soldered)
Compatible with Arduino, Development BoardsArduino nano CH340 Chip Board without USB cable (Soldered)
- ATmega328P Microcontroller
- CH340 USB-to-Serial Interface
- 22 Total I/O Pins (14 Digital, 8 Analog)
- 6 PWM Outputs, I2C & SPI Support
- Operating Voltage: 5V | Input Voltage: 7–12V DC
- Fully Compatible with Arduino IDE
- Soldered Header Pins – Ready to Use
SKU: 10010003 -
Displays, LCD
16×2 (1602) Character LCD Display – Green Backlight
- 16 Characters × 2 Lines Display Format
- Bright Green LED Backlight for High Readability
- HD44780-Compatible Controller
- 4-bit or 8-bit Parallel Interface
- Standard 16-pin Interface
- Low Power Operation (5V)
- Optional Soldered or Unsoldered Header Pins
SKU: 11010001 -
Bluetooth, IoT & Wireless
HC-05 Bluetooth Module with TTL Output
- Bluetooth v2.0+EDR (Class 2) with up to 10m range
- Supports Master and Slave modes
- TTL-level UART interface (3.3V logic)
- Baud rate configurable via AT commands
- LED indicator for pairing and communication status
- Default baud rate: 9600 bps
- Operating voltage: 3.6V to 6V, logic level: 3.3V
SKU: 13020001 -
Modules, Relay Modules
4 Channel 5V Relay Module with Optocoupler
- 4-channel 5V relay board with opto-isolation
- Relay rating: 10A 250VAC / 10A 30VDC
- Optocouplers for electrical isolation and protection
- Active-low trigger inputs (compatible with 3.3V/5V logic)
- Status indicator LEDs for each relay
- Screw terminals for relay outputs
- Works with Arduino, ESP32, Raspberry Pi, STM32, and more
- Ideal for home automation, robotics, and industrial control
SKU: 14100002 -
ADC Modules, Modules
I2C ADS1115 16 Bit ADC 4 channel Module with Programmable Gain Amplifier
- 16-bit resolution ADC for precise measurements
- 4 single-ended or 2 differential input channels
- Programmable Gain Amplifier (PGA) for adjustable sensitivity
- I2C communication interface with address selection pins
- Operating voltage: 3.3V to 5V
- Sampling rates up to 860 samples per second
- Low power consumption and compact size
- Compatible with Arduino, Raspberry Pi, ESP32, and other I2C-enabled devices
SKU: 14010001 -
Power Modules, Sensors, Solar
6V 80mA Mini Solar Panel 80mm Round for DIY Project
- Rated voltage: 6V DC
- Rated current: 80mA
- Compact round design, 80mm diameter
- Lightweight and durable construction
- Ideal for low-power DIY solar projects and educational kits
- Suitable for charging small batteries and powering microcontroller projects
- Easy to connect with standard solar charge controllers or circuits
SKU: 15040001 -
Sensors, Soil & Agriculture Sensors
Soil Moisture Sensor Module
- Measures soil moisture content for automated irrigation systems
- Operating Voltage: 3.3V – 5V DC
- Outputs: Analog and Digital
- Adjustable sensitivity via onboard potentiometer
- Compatible with Arduino, ESP8266, ESP32, Raspberry Pi, etc.
- Helps conserve water and support smart agriculture
SKU: 12120001