• Adjustable output voltage from 0.5V to 25V
• Digital display for precise voltage readings
• Built-in ON/OFF output control key
• LED indicator for power status

• Adjustable delay time range from 10 seconds to 24 hours
• Power-on reset for automatic start
• Current output voltage ratio: 3V/300mA, 5V/200mA, 9V/100mA
• Can drive 3V/5V/12V relays, LEDs, and similar devices

• 16-button keypad for microcontroller expansion
• 4x4 matrix layout for easy interfacing
• Durable PCB design for long-term use
• Compatible with Arduino and other MCUs

• Non-contact gesture detection with proximity sensing capabilities
• Measures distance range from 10 to 20 cm (4-8 inches)
• I2C interface for easy communication with microcontrollers
• Low power consumption, ideal for battery-operated devices

• High Accuracy: ±1% accuracy, ideal for precise current measurements.
• Wide Frequency Range: Suitable for 50Hz to 1KHz frequency applications.
• High Dielectric Strength: AC 3500V/1min dielectric strength for enhanced safety.
• Durable Construction: Flame resistance rated UL94-V0 and withstands temperatures between -25°C to +60°C.

• Blue Background Lighting with White Signs.
• Displays 4 lines x 20 characters.
• Wide Operating Temperature: -20°C to +60°C.
• High Viewing Angle and Contrast.

• Built-in Antenna – Comes with an integrated antenna for GPS signal reception.
• Baud Rate – Default baud rate of 9600bps, without battery installed.
• Wide Power Supply Range – Operates between 3-5V, making it suitable for various setups.
• EEPROM Storage – Stores all settings and data, even when power is off.

✔ Qi Wireless Charging Standard – Compatible with all Qi-enabled chargers
✔ High Efficiency – 75% charging efficiency for reliable performance
✔ Compact & Lightweight – Small PCB size with a pure copper coil for stable transmission
✔ Short Transmission Distance – Works within 2-8mm range for efficient power transfer

• Supports MP3, WAV, and WMA formats
• TF card (up to 32GB) and U Disk support
• 30 volume levels and 6 EQ levels adjustable
• Multiple control modes (IO, serial, AD button)

The PIC16F84A is a powerful and easy-to-program CMOS Flash/EEPROM-based 8-bit microcontroller from Microchip. It features the robust PIC® architecture, making it suitable for a wide range of applications, including automotive, industrial, appliances, low power remote sensors, electronic locks, and security applications. This microcontroller is designed for both prototyping and production, with the ability to update the end application without removing the device via In-Circuit Serial Programming (ICSP).

• Compact Design: Small and efficient module with a size of 8.6mm x 12.33mm.
• Wide Input Voltage Range: Accepts 4.2V to 10V input voltage.
• Stable 3.3V Output: Provides a steady 3.3V output with a current of 800mA.
• Efficient Power Conversion: Ideal for small projects requiring reliable step-down voltage regulation.

• High power 400W boost converter with constant current mode
• Adjustable output voltage from 10V to 60V
• Supports up to 15A input current (requires heat dissipation if exceeding 8A)
• High efficiency up to 96% for minimal power loss

Discover the Raspberry Pi 3 Model B, a powerful and versatile single-board computer perfect for various projects. Features include a Quad Core 1.2GHz Broadcom BCM2837 64-bit CPU, 1GB RAM, built-in WiFi and Bluetooth, and extensive connectivity options.

• ARM 32 Cortex-M4 CPU for efficient processing and high performance.
• Clock speed up to 84MHz, suitable for a wide range of applications.
• Multiple connectivity options including I²C, IrDA, SPI, UART, and USB OTG.
• 256KB Flash memory and 64KB SRAM for versatile program storage and data processing.

• 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

• High-precision laser range measurement
• Small size and easy to integrate
• Operates with IIC communication protocol
• Low power consumption, 2.8V to 5V power supply