• High-performance metal detection
• Easy to use with sound and light alarm modes
• Low power consumption with 40mA operating current
• Compact PCB size for easy integration into projects

Specifications:

• Type: WS2812 Lamp Bead Driver Board
• Voltage: 5V
• Color Modes: Full color, running water, seven color gradient, dazzle RGB
• Control: Microcontroller connection
• Wiring: Positive power line (+5V/VCC), ground wire (GND), signal line (DI)

Package:

1x Phantom Controller

• Low Power Consumption: Consumes only 50 mA of current
• Wide Frequency Band: Operates at 2.4 GHz for reliable communication
• Adjustable Communication Speed: Supports speeds from 9600 to 115200 bps
• Operational Range: Can work within an 8–10 meter range

• Input Voltage: DC 8.5V to 48V
• Output Voltage: 10V to 50V (Continuously adjustable)
• Output Current: 0.2A to 8A (Constant Current Range)
• Conversion Efficiency: Up to 96%

• Small PCB size for compact installations
• Low power consumption (operates at 5V)
• Digital output for easy integration
• High output when receiving laser signal

• 2MP OV2640 camera sensor with night vision capabilities.
• 160-degree wide field of view for enhanced coverage.
• Compatible with ESP32-CAM, ESP-EYE, STM32 (F4/F7), and other IoT boards.
• CSI/DVP interface for seamless integration.

• Wide temperature measurement range: -55°C to +125°C
• High accuracy of ±0.5°C for precise readings
• Operates on a low voltage of DC 3V to 5V
• Digital signal output with 9 to 12-bit resolution

• 4-digit 7-segment LED display with a super red color for clear visibility
• Common anode configuration for easy integration into various DIY projects
• Ideal for use in clocks, timers, and other time-based applications
• Compact size of 0.36 inches, perfect for space-constrained setups

• 3.5-inch TFT LCD display module with vibrant 18-bit color support.
• Compatible with Arduino Uno and other microcontroller boards.
• Integrated SD card slot for extended storage and project capabilities.
• High resolution of 320x480 pixels for clear visuals.

• On-board micro-precision current transformer for accurate measurements
• Built-in sampling resistor for stable output
• Supports up to 5A AC current measurement with a corresponding 5mA analog output
• High precision with 0.2% linearity for accurate readings

• Original chip for reliable Bluetooth communication.
• Compatible with Arduino and other microcontrollers.
• Easy to interface with laptops and mobile phones with Bluetooth.
• Supports multiple communication speeds (baud rates).

• 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.

Specifications:

• Input Signal: PWM (Pulse Width Modulation)
• PWM Input Range: 0% - 100%
• Output Voltage Range: 0-10V
• Power Supply: 12V - 24V DC
• Input Frequency: 1kHz - 3kHz
• Output Current: Maximum 10mA
• Dimensions: Varies by manufacturer (typically small, PCB module size)
• Working Temperature: -40°C to +85°C

Package:

1x Module

• Built-in WS2812 LED chip.
• 4pcs 5050 RGB full-color highlighting.
• Compatible with Arduino microcontroller.
• Digital ports for easy connection.

• 4-Line Display: 20 characters per line, ideal for detailed data visualization.
• I2C Interface: Simplifies wiring and reduces required pins for Arduino and similar controllers.
• Adjustable Backlight & Contrast: Includes potentiometer and jumper for easy adjustments.
• High Compatibility: Works seamlessly with microcontrollers like Arduino and Raspberry Pi.

• 2-digit 7-segment LED display with red illumination for clear visibility
• Common Anode (C.A.) configuration for ease of integration into electronic circuits
• Brightness of 1.0 mcd @ 10mA, offering good visibility even in low-light environments
• Right-hand side decimal point location, ideal for numerical displays and counters