Shield & Other Modules

Optimize your power supply setup with our Mini 2-in-1 DC-DC Step-Down & Step-Up Converter. This versatile converter module offers both step-down and step-up capabilities, providing a fixed 3.3V output for various applications.

• Low Noise, Regulated Charge Pump DC/DC Converter
• Fixed 3.3V ±4% Output
• Input Voltage Range: 1.8V-5V
• Long time maximum output current: 100mA
• Short time maximum output current: 150mA
• Working frequency: 1.2MHz
• Short-Circuit Protection
• No load input current: 0.65mA
• 2.54mm pin pitch, suitable for Breadboard MCU Development Boards
• Compact size: 11mm x 7.62mm x 4.5mm
• Weight: approx. 0.5g

• 32-bit RGB full color LED module
• Utilizes WS2812B chips with built-in LED control
• 5050 package RGB full color highlight LEDs
• Simple control via a single IO port

• Utilizes a 24-bit high precision HX711 A/D converter chip
• Includes an integrated 128 times programmable gain amplifier
• Supports two analog input channels
• Ideal for pressure and weighing sensor applications

• Digitally programmable frequency and phase
• Supports sinusoidal, triangular, and square wave outputs
• Wide frequency range: 0 MHz to 12.5 MHz
• Low power consumption: 12.65 mW at 3V

• 12-bit resolution for high-precision analog-to-digital conversion.
• Programmable sample rate ranging from 128 to 3300 samples/second.
• Wide power supply range from 2.0V to 5.5V, suitable for various microcontrollers.

• Compatible with ESP-12E development kit (NodeMCU).
• Extend output ports for ESP-12 including SPI, UART, GPIO, AI, and 3.3V power interface.
• Directly drive 2-way motors with ease.
• Power switch for convenient operation.

• RS232 to RS485/RS422 Converter: Easily connect any RS485 or RS422 device to a COM port.
• Ideal Solution: Seamless communication between serial port and RS485/RS422 devices.
• No External Power Supply: Uses unique serial charge pump drive technology.
• Real Three-Wire Communication: TXD, RXD, GND – no need for serial port initialization.

• Converts SOP28, SOIC28, and SO28 to DIP28 format
• 1.27mm pin pitch for compatibility with various ICs
• 28-pin socket for versatile use
• Suitable for testing and programming ICs

• Compatible with both 5V and 3.3V systems
• Full-duplex operation for high-speed data transfer
• Supports bi-directional voltage shifting
• Simple and easy-to-use module for level shifting

• High-resolution 8MP sensor with IMX219 for detailed imaging.
• 120° wide perspective ideal for wide-angle captures.
• High-quality static image resolution of 3280 × 2464 pixels.
• Compact and efficient design, compatible with Raspberry Pi 5.

• Full HD 1080P resolution with up to 120FPS for smooth video capture
• AI-powered visual recognition for advanced object detection and tracking
• Wide field of view (80°–120°) for enhanced coverage
• USB 2.0 plug-and-play compatibility for easy setup and fast data transfer

• Relay Load Capacity: Supports both AC and DC with high capacity
• Operating Voltage: Works with 5V DC power supply
• High Current: Suitable for applications requiring up to 10A load
• Versatile: Can handle both AC (250V, 10A) and DC (30V, 10A) loads

• Flame and Fire Detection: Detects flame or fire using infrared technology.
• High Power Load: Supports AC 250V/10A and DC 30V/10A for controlling heavy-duty devices.
• Versatile Ports: Includes public side, normally open, and normally closed ports for easy integration.
• Compact Design: Lightweight and easy to install with a net weight of 16g.

• 8 Bi-Directional Channels: Allows seamless voltage shifting between 3.3V and 5V logic devices.
• Automatic Direction Sensing: No need for manual configuration, simplifying circuit design.
• Compact & Lightweight: 2.6 cm x 1.6 cm in size, weighing only 2.38g.
• High-Quality PCB: Ensures reliability and durability for long-term use.

• 12-bit Resolution: Provides high precision for analog-to-digital conversion.
• I2C Interface: Simple and efficient communication with microcontrollers.
• Multiple Input Channels: Supports 4 Single-Ended or 2 Differential Inputs, allowing versatile sensor connections.
• Adjustable Gain: Programmable Gain Amplifier with multiple input voltage ranges for flexible use.

• Wide Operating Voltage: 2.4V to 5V DC for versatile power options.
• Frequency Range: 20Hz to 20kHz, covering the entire human hearing range.
• Adjustable Gain: Gain range from 25x to 125x for flexible amplification control.
• Rail-to-Rail Output: DC bias at VCC/2 for consistent output signal.

• Dual-channel logic level converter for bidirectional communication between 3.3V and 5V devices.
• Supports UART, SPI, and I2C communication protocols.
• Compact size of 16mm x 11mm x 3mm, making it ideal for space-constrained applications.
• Transmission rate of 28,800 bps, suitable for most communication needs.

• Compatibility: Designed specifically for ESP8266 ESP-01 WiFi module.
• Pin Spacing: 2.54mm (standard breadboard pitch) for easy integration with breadboards.
• Voltage Regulator: 3.3V onboard regulator for stable voltage supply.
• Output Voltage: Provides 3.3V for powering the ESP-01 module.