• Double-Sided Design: Provides more flexibility for component placement and routing.
• High-Quality PCB: Grade A construction ensures reliability and durability.
• Universal Use: Ideal for DIY projects, prototyping, and experimenting with circuits.
• Easy Soldering: Pre-printed dot pattern makes the soldering process easier.

• Built-in WS2812 IC for easy control
• Supports full-color RGB lighting
• Operates at 4V - 5.5V DC
• Compact and lightweight design

• Wide Temperature Range: Operates between -30°C to +80°C
• Low Power Consumption: Standby Current < 3mA
• Four GSM/GPRS Bands: Supports 850, 900, 1800, 1900 MHz
• Voice Communication Support: Enables voice calling and communication

• Dot Laser for precise applications
• Low Power Consumption at 5mW
• Compact Design with a 6mm OD for easy integration
• Stable Operation at a 650nm wavelength

• Designed for D1 Mini WiFi Extension Board
• Measures temperature and barometric pressure
• Arduino-compatible, can be programmed with Arduino IDE
• Compact and lightweight

The Arduino Uno R3 is a versatile and powerful microcontroller board based on the ATmega328P. It is designed for a wide range of applications, from simple projects to complex systems. This board is perfect for beginners and experienced developers alike, offering a robust platform for prototyping and development.

• Ideal for Prototyping: Perfect for building custom circuits, especially for Arduino projects.
• Single-Sided Design: Simplifies soldering and circuit design.
• Durable Construction: Made from high-quality material with a copper thickness of 1 oz.
• Customizable Design: Can be easily modified to fit specific project needs.

• 2-channel relay module for controlling AC and DC loads
• Low-level trigger for easy microcontroller interfacing
• Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and other microcontrollers
• Capable of switching high-power loads up to 250V AC @ 10A or 30V DC @ 10A

• 5W Infrared (IR) LED for night vision applications.
• Designed for Raspberry Pi Camera with 850nm wavelength.
• Durable metal and PC construction for longevity.
• Compact and lightweight, ideal for embedded projects.

• Ultra-Low Standby Power Consumption: 90uA - 400uA
• Coverage Range: Up to 60 meters
• Built-In PCB Antenna
• Power Input: 3.6V - 6V DC (Cannot exceed 6V)

• Designed for industrial applications with compatibility for Arduino
• Low voltage operation at 3.3V, ensuring energy efficiency
• Compact size for easy integration into various projects
• High-quality LCD display for clear and precise readings

• Functions like the Arduino Mega 2560 with ATmega2560 (16MHz) for stable and reliable operation
• Uses CH340G chip for UART-USB conversion, ensuring stable data exchange at 12MHz
• Connects to the computer via micro USB cable, compatible with most Android smartphones

• Voltage: 3.3V
• Resolution: 500dpi
• Backlight Color: Blue
• Interface: TTL Serial

• Durable Material: Made from high-quality aluminum for lightweight and durability.
• Precise Measurement: 0~1kg weighing range with excellent accuracy.
• Stable Output: Rated output of 1.0 ± 0.1mV/V ensures reliable data.
• High Insulation Resistance: Ensures safety and consistent performance.

• Accurate temperature and humidity sensing
• I2C and one-wire bus communication
• Wide temperature measurement range (-40°C to 125°C)
• Compact and easy to integrate with Arduino

• 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