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Microcontrollers & Development Boards
Ai-Thinker VC-02-Kit | Best Offline Voice Recognition Board
All GPIOs can be configured as external interrupt input and wake-up source
One full-duplex UART with the maximum rate of 3Mbps
Support I2C，DAC，PWM and multiple interfaces
Built-in 242KB high-speed SRAM
Built-in 2MB FLASH
Support dual-channel DAC output
32bit RISC core, running at 240MHz
Support DSP instruction set and FPU floating point operation unit
SKU: n/a
Raspberry Pi Boards
Raspberry Pi Pico
Microcontroller: Raspberry Pi RP2040
Processor: Dual-core ARM Cortex-M0+ at 133MHz
Memory: 264KB SRAM, 2MB Flash
Interfaces: 26 GPIO pins, including 3 analog inputs
Connectivity: SPI, I2C, UART, USB 1.1 with device and host support
Input Power: 1.8V to 5.5V DC operating voltage
Programming: Supports C, C++, and MicroPython
Dimensions: 21mm × 51mm
SKU: n/a
Temperature & Humidity Sensors
DHT22 Digital Temperature and Humidity Sensor
Power Supply: 3.3 to 6V DC
Output Signal: Digital signal via a single-bus
Accuracy: Humidity ±2% RH, Temperature ±0.5°C
Resolution: Humidity 0.1% RH, Temperature 0.1°C
Sampling Rate: Up to 1Hz (one reading every second)
Dimensions: 15mm x 25mm x 7mm
Operating Current: 2.5mA (max during data transmission)
SKU: n/a
RGB LEDs
2 Pin RGB LED 5mm – Auto Flashing – 5 Pieces Pack
Diameter: 5mm
Pin Configuration: 2 pins (anode and cathode)
Voltage: 3.0V – 3.2V
Current: 20mA
Flashing Frequency: Approximately 1 to 2 flashes per second
Light Color: Red, Green, Blue (auto-cycling)
Material: InGaN (Indium Gallium Nitride)
Pack Size: 5 pieces
SKU: n/a
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
-7%
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
Pressure Range: 300 to 1100 hPa (equivalent to +9000m to -500m above/below sea level)
Voltage Supply: 1.8V to 3.6V, making it versatile for various circuit designs.
Interface: I2C digital output, allowing for easy connection to microcontrollers and Arduino boards.
Resolution: 0.01 hPa (0.1 meters) in advanced resolution mode.
Accuracy: Pressure: ±1 hPa, Temperature: ±1.0°C
Operating Temperature: -40°C to +85°C, suitable for extreme environmental conditions.
SKU: n/a
Communication Modules
RS485 to TTL Converter Module
Input Voltage: 3.3V to 5V
Operating Temperature: -40°C to +85°C
Dimensions: 44mm x 14mm
Connectivity: Terminal blocks for RS485 output, pin headers for TTL input/output
Compatibility: Suitable for use with all standard RS485 and TTL devices
Signal Indicators: LED indicators for power, data transmission, and error detection
SKU: n/a
RFID & NFC Modules
RFID Reader/Writer RC522 SPI S50 with RFID Card and Tag
Supply Voltage: 2.5V to 3.3V
Operating Current: 13-26 mA
Frequency: 13.56 MHz
Supported Card Types: MIFARE Mini, MIFARE 1k, MIFARE 4k, MIFARE Ultralight, MIFARE DESFire, MIFARE Plus, T=CL Smart Cards (ISO/IEC 14443-4)
Interface: SPI
Reading Distance: Up to 50 mm (depending on tag and environment)
Material: PCB + Plastic
Dimensions: 40mm x 60mm
SKU: n/a
Custom PCBs & Breakout Boards
USB Power Delivery Decoder Module (CH224K)
Chip: WCH CH224K
Input Voltage: 4V to 22V
Power Delivery Support: USB PD 3.0/2.0, BC1.2
Safety Features: Built-in overvoltage protection (OVA) and over-temperature protection (OTA)
Connector: USB Type-C female
Dimensions: 2.2cm x 3.1cm
Weight: 8 grams
Pin Configuration: Two-pin screw terminal for V+ and V-, along with USB Type-C PD detection.
SKU: n/a
Relay Modules (1-Channel, 4-Channel, 8-Channel)
4 Channel 5V Relay Module with Optocoupler
Voltage: 5V DC input
Current: 15-20mA per channel
Control Signal: TTL level
Maximum Load: 10A at 250VAC or 30VDC per relay
Dimensions: 72mm x 50mm x 18mm
Material: High-quality PCB and electronic components
SKU: n/a
ESP32/ESP8266 Boards, IoT PCBs
ESP32 Development Board with USB Type-C Connector.
Microprocessor: Tensilica LX6 dual-core processor
Clock Speed: Up to 240 MHz
Flash Memory: 4MB
SRAM: 520 KB
Operating Voltage: 3.3V
Input Voltage: 5V via USB-C
Connectivity: Wi-Fi (802.11 b/g/n), Bluetooth 4.2 (BR/EDR + BLE), and GPIOs
SKU: n/a
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
-7%
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
Pressure Range: 300 to 1100 hPa (equivalent to +9000m to -500m above/below sea level)
Voltage Supply: 1.8V to 3.6V, making it versatile for various circuit designs.
Interface: I2C digital output, allowing for easy connection to microcontrollers and Arduino boards.
Resolution: 0.01 hPa (0.1 meters) in advanced resolution mode.
Accuracy: Pressure: ±1 hPa, Temperature: ±1.0°C
Operating Temperature: -40°C to +85°C, suitable for extreme environmental conditions.
SKU: n/a
Communication Modules
RS485 to TTL Converter Module
Input Voltage: 3.3V to 5V
Operating Temperature: -40°C to +85°C
Dimensions: 44mm x 14mm
Connectivity: Terminal blocks for RS485 output, pin headers for TTL input/output
Compatibility: Suitable for use with all standard RS485 and TTL devices
Signal Indicators: LED indicators for power, data transmission, and error detection
SKU: n/a
Custom PCBs & Breakout Boards
USB Power Delivery Decoder Module (CH224K)
Chip: WCH CH224K
Input Voltage: 4V to 22V
Power Delivery Support: USB PD 3.0/2.0, BC1.2
Safety Features: Built-in overvoltage protection (OVA) and over-temperature protection (OTA)
Connector: USB Type-C female
Dimensions: 2.2cm x 3.1cm
Weight: 8 grams
Pin Configuration: Two-pin screw terminal for V+ and V-, along with USB Type-C PD detection.
SKU: n/a
Relay Modules (1-Channel, 4-Channel, 8-Channel)
4 Channel 5V Relay Module with Optocoupler
Voltage: 5V DC input
Current: 15-20mA per channel
Control Signal: TTL level
Maximum Load: 10A at 250VAC or 30VDC per relay
Dimensions: 72mm x 50mm x 18mm
Material: High-quality PCB and electronic components
SKU: n/a
ESP32/ESP8266 Boards, IoT PCBs
ESP32 Development Board with USB Type-C Connector.
Microprocessor: Tensilica LX6 dual-core processor
Clock Speed: Up to 240 MHz
Flash Memory: 4MB
SRAM: 520 KB
Operating Voltage: 3.3V
Input Voltage: 5V via USB-C
Connectivity: Wi-Fi (802.11 b/g/n), Bluetooth 4.2 (BR/EDR + BLE), and GPIOs
SKU: n/a
Communication Modules
RS485 to TTL Converter Module
Input Voltage: 3.3V to 5V
Operating Temperature: -40°C to +85°C
Dimensions: 44mm x 14mm
Connectivity: Terminal blocks for RS485 output, pin headers for TTL input/output
Compatibility: Suitable for use with all standard RS485 and TTL devices
Signal Indicators: LED indicators for power, data transmission, and error detection
SKU: n/a
RFID & NFC Modules
RFID Reader/Writer RC522 SPI S50 with RFID Card and Tag
Supply Voltage: 2.5V to 3.3V
Operating Current: 13-26 mA
Frequency: 13.56 MHz
Supported Card Types: MIFARE Mini, MIFARE 1k, MIFARE 4k, MIFARE Ultralight, MIFARE DESFire, MIFARE Plus, T=CL Smart Cards (ISO/IEC 14443-4)
Interface: SPI
Reading Distance: Up to 50 mm (depending on tag and environment)
Material: PCB + Plastic
Dimensions: 40mm x 60mm
SKU: n/a
Custom PCBs & Breakout Boards
USB Power Delivery Decoder Module (CH224K)
Chip: WCH CH224K
Input Voltage: 4V to 22V
Power Delivery Support: USB PD 3.0/2.0, BC1.2
Safety Features: Built-in overvoltage protection (OVA) and over-temperature protection (OTA)
Connector: USB Type-C female
Dimensions: 2.2cm x 3.1cm
Weight: 8 grams
Pin Configuration: Two-pin screw terminal for V+ and V-, along with USB Type-C PD detection.
SKU: n/a
Relay Modules (1-Channel, 4-Channel, 8-Channel)
4 Channel 5V Relay Module with Optocoupler
Voltage: 5V DC input
Current: 15-20mA per channel
Control Signal: TTL level
Maximum Load: 10A at 250VAC or 30VDC per relay
Dimensions: 72mm x 50mm x 18mm
Material: High-quality PCB and electronic components
SKU: n/a
ESP32/ESP8266 Boards, IoT PCBs
ESP32 Development Board with USB Type-C Connector.
Microprocessor: Tensilica LX6 dual-core processor
Clock Speed: Up to 240 MHz
Flash Memory: 4MB
SRAM: 520 KB
Operating Voltage: 3.3V
Input Voltage: 5V via USB-C
Connectivity: Wi-Fi (802.11 b/g/n), Bluetooth 4.2 (BR/EDR + BLE), and GPIOs
SKU: n/a
Microcontrollers & Development Boards
Ai-Thinker VC-02-Kit | Best Offline Voice Recognition Board
All GPIOs can be configured as external interrupt input and wake-up source
One full-duplex UART with the maximum rate of 3Mbps
Support I2C，DAC，PWM and multiple interfaces
Built-in 242KB high-speed SRAM
Built-in 2MB FLASH
Support dual-channel DAC output
32bit RISC core, running at 240MHz
Support DSP instruction set and FPU floating point operation unit
SKU: n/a
Raspberry Pi Boards
Raspberry Pi Pico
Microcontroller: Raspberry Pi RP2040
Processor: Dual-core ARM Cortex-M0+ at 133MHz
Memory: 264KB SRAM, 2MB Flash
Interfaces: 26 GPIO pins, including 3 analog inputs
Connectivity: SPI, I2C, UART, USB 1.1 with device and host support
Input Power: 1.8V to 5.5V DC operating voltage
Programming: Supports C, C++, and MicroPython
Dimensions: 21mm × 51mm
SKU: n/a
Temperature & Humidity Sensors
DHT22 Digital Temperature and Humidity Sensor
Power Supply: 3.3 to 6V DC
Output Signal: Digital signal via a single-bus
Accuracy: Humidity ±2% RH, Temperature ±0.5°C
Resolution: Humidity 0.1% RH, Temperature 0.1°C
Sampling Rate: Up to 1Hz (one reading every second)
Dimensions: 15mm x 25mm x 7mm
Operating Current: 2.5mA (max during data transmission)
SKU: n/a
RGB LEDs
2 Pin RGB LED 5mm – Auto Flashing – 5 Pieces Pack
Diameter: 5mm
Pin Configuration: 2 pins (anode and cathode)
Voltage: 3.0V – 3.2V
Current: 20mA
Flashing Frequency: Approximately 1 to 2 flashes per second
Light Color: Red, Green, Blue (auto-cycling)
Material: InGaN (Indium Gallium Nitride)
Pack Size: 5 pieces
SKU: n/a
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
-7%
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
Pressure Range: 300 to 1100 hPa (equivalent to +9000m to -500m above/below sea level)
Voltage Supply: 1.8V to 3.6V, making it versatile for various circuit designs.
Interface: I2C digital output, allowing for easy connection to microcontrollers and Arduino boards.
Resolution: 0.01 hPa (0.1 meters) in advanced resolution mode.
Accuracy: Pressure: ±1 hPa, Temperature: ±1.0°C
Operating Temperature: -40°C to +85°C, suitable for extreme environmental conditions.
SKU: n/a
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Microcontrollers & Development Boards
Ai-Thinker VC-02-Kit | Best Offline Voice Recognition Board
All GPIOs can be configured as external interrupt input and wake-up source
One full-duplex UART with the maximum rate of 3Mbps
Support I2C，DAC，PWM and multiple interfaces
Built-in 242KB high-speed SRAM
Built-in 2MB FLASH
Support dual-channel DAC output
32bit RISC core, running at 240MHz
Support DSP instruction set and FPU floating point operation unit
SKU: n/a
Raspberry Pi Boards
Raspberry Pi Pico
Microcontroller: Raspberry Pi RP2040
Processor: Dual-core ARM Cortex-M0+ at 133MHz
Memory: 264KB SRAM, 2MB Flash
Interfaces: 26 GPIO pins, including 3 analog inputs
Connectivity: SPI, I2C, UART, USB 1.1 with device and host support
Input Power: 1.8V to 5.5V DC operating voltage
Programming: Supports C, C++, and MicroPython
Dimensions: 21mm × 51mm
SKU: n/a
Temperature & Humidity Sensors
DHT22 Digital Temperature and Humidity Sensor
Power Supply: 3.3 to 6V DC
Output Signal: Digital signal via a single-bus
Accuracy: Humidity ±2% RH, Temperature ±0.5°C
Resolution: Humidity 0.1% RH, Temperature 0.1°C
Sampling Rate: Up to 1Hz (one reading every second)
Dimensions: 15mm x 25mm x 7mm
Operating Current: 2.5mA (max during data transmission)
SKU: n/a
RGB LEDs
2 Pin RGB LED 5mm – Auto Flashing – 5 Pieces Pack
Diameter: 5mm
Pin Configuration: 2 pins (anode and cathode)
Voltage: 3.0V – 3.2V
Current: 20mA
Flashing Frequency: Approximately 1 to 2 flashes per second
Light Color: Red, Green, Blue (auto-cycling)
Material: InGaN (Indium Gallium Nitride)
Pack Size: 5 pieces
SKU: n/a
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
-7%
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
Pressure Range: 300 to 1100 hPa (equivalent to +9000m to -500m above/below sea level)
Voltage Supply: 1.8V to 3.6V, making it versatile for various circuit designs.
Interface: I2C digital output, allowing for easy connection to microcontrollers and Arduino boards.
Resolution: 0.01 hPa (0.1 meters) in advanced resolution mode.
Accuracy: Pressure: ±1 hPa, Temperature: ±1.0°C
Operating Temperature: -40°C to +85°C, suitable for extreme environmental conditions.
SKU: n/a
Communication Modules
RS485 to TTL Converter Module
Input Voltage: 3.3V to 5V
Operating Temperature: -40°C to +85°C
Dimensions: 44mm x 14mm
Connectivity: Terminal blocks for RS485 output, pin headers for TTL input/output
Compatibility: Suitable for use with all standard RS485 and TTL devices
Signal Indicators: LED indicators for power, data transmission, and error detection
SKU: n/a
RFID & NFC Modules
RFID Reader/Writer RC522 SPI S50 with RFID Card and Tag
Supply Voltage: 2.5V to 3.3V
Operating Current: 13-26 mA
Frequency: 13.56 MHz
Supported Card Types: MIFARE Mini, MIFARE 1k, MIFARE 4k, MIFARE Ultralight, MIFARE DESFire, MIFARE Plus, T=CL Smart Cards (ISO/IEC 14443-4)
Interface: SPI
Reading Distance: Up to 50 mm (depending on tag and environment)
Material: PCB + Plastic
Dimensions: 40mm x 60mm
SKU: n/a
Custom PCBs & Breakout Boards
USB Power Delivery Decoder Module (CH224K)
Chip: WCH CH224K
Input Voltage: 4V to 22V
Power Delivery Support: USB PD 3.0/2.0, BC1.2
Safety Features: Built-in overvoltage protection (OVA) and over-temperature protection (OTA)
Connector: USB Type-C female
Dimensions: 2.2cm x 3.1cm
Weight: 8 grams
Pin Configuration: Two-pin screw terminal for V+ and V-, along with USB Type-C PD detection.
SKU: n/a
Relay Modules (1-Channel, 4-Channel, 8-Channel)
4 Channel 5V Relay Module with Optocoupler
Voltage: 5V DC input
Current: 15-20mA per channel
Control Signal: TTL level
Maximum Load: 10A at 250VAC or 30VDC per relay
Dimensions: 72mm x 50mm x 18mm
Material: High-quality PCB and electronic components
SKU: n/a
ESP32/ESP8266 Boards, IoT PCBs
ESP32 Development Board with USB Type-C Connector.
Microprocessor: Tensilica LX6 dual-core processor
Clock Speed: Up to 240 MHz
Flash Memory: 4MB
SRAM: 520 KB
Operating Voltage: 3.3V
Input Voltage: 5V via USB-C
Connectivity: Wi-Fi (802.11 b/g/n), Bluetooth 4.2 (BR/EDR + BLE), and GPIOs
SKU: n/a
