The 5V 4-Channel Relay Module is ideal for controlling multiple devices with a single microcontroller. With a maximum output of DC 30V/10A and AC 250V/10A, it ensures reliable switching and robust performance for various projects.

• Optical Heart-Rate Monitor
• Pulse Oximetry Solution
• Small and compact design
• Ideal for wearable devices

• High-quality materials for guaranteed durability
• Chip-designed card reading circuit
• Low voltage, compact contactless card reader module
• Communicates with host via SPI mode

• LED Size: 5mm                                                                     
• Diode Color: IR / Infrared
• Lens Colour: Clear
• Wavelength: 940nm
• Transmission Modulation: 38kHz

• Reserved M3 mounting holes for easy fixing in small car models
• Compact size: 2.5cm x 1.9cm
• Ideal for collision detection in robots or car models
• Simple pin configuration for easy connections

• 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.

• 16-Channel PWM Output: Control up to 16 servos or LEDs with precise 12-bit resolution.
• Adjustable PWM Frequency: Supports frequencies up to 1.6 KHz, making it ideal for various applications.
• High Precision Control: Provides 12-bit resolution per channel, delivering approximately 4µs resolution at 60Hz update rate.
• Flexible Output Configuration: Supports push-pull or open-drain output modes.

• Aluminum Heat Sinks: Two large heat sinks ensure better heat dissipation and more stable performance.
• High-Capacity Capacitors: Equipped with five 330uF/50V high-frequency low-resistance capacitors for lower output ripple.
• Efficient Design: 23mm large magnet and 1.0 copper wire enhance the efficiency of operation.
• Voltage Surge Protection: Features a TVS Diode to protect against voltage surges, ensuring safer module operation.

• 12pcs 5050 RGB LEDs integrated with WS2812 chip for full-color effects
• Built-in digital drivers for individual LED control
• Operates at 5V, ideal for low-power applications

• Nine Gesture Recognition Modes: Includes Up, Down, Left, Right, Push, Pull, CW, CCW, and Wave gestures.
• High Gesture Speed: Gesture speed ranges from 60°/s to 600°/s in Normal Mode and 60°/s to 1200°/s in Gaming Mode.
• Proximity Detection: Built-in proximity detection for improved performance.

• Compact Display: 1.8-inch size for portable projects
• High Resolution: 128x160 pixels for clear images
• Wide Viewing Angle: Improved visibility from various angles
• Controller: ST7735, widely used for high-quality displays

• Uses CH340G driver chip for stable USB-to-serial communication
• Supports all basic Windows versions without compatibility issues
• Built-in 1000μF solid capacitor for reliable power supply and crash prevention
• 3225 SMD crystal oscillator enhances serial stability

• Magnetic encoder induction angle sensor
• Wide operating temperature range: -40°C to 125°C
• Low power consumption with 3.3V DC power supply
• Compact size, ideal for various applications

FID-RC522 RF IC Card Sensor Module is a reliable and efficient solution for secure access control systems. Operating at a frequency of 13.56MHz, it supports various mifare card types, ensuring compatibility and performance.

• Current: 13-26mA / DC 3.3V
• Idle Current: 10-13mA / DC 3.3V
• Sleep current: <80uA
• Peak current: <30mA
• Operating Frequency: 13.56MHz
• Supported card types: mifare1 S50, mifare1 S70, mifare UltraLight, mifare Pro, mifare Desfire
• Environmental Operating temperature: -20-80 degrees Celsius
• Dimensions: 40mm × 60mm

Perfect for enhancing the security of your access control systems.

• Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
• High Power Handling: Can sustain 18A continuously and control up to 20A.
• Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
• Forward & Reverse Control: Easily switch motor rotation direction.

• Versatile RGB Colors: Red, green, and blue LED output for a wide range of colors.
• Ideal for DIY Projects: Perfect for electronics and Arduino-based projects.
• Compact Size: Small and easy to integrate into various projects.