• 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%

• LoRa Spread Spectrum modulation technology for long-range wireless communication
• Constant RF power output at +20dBm (100mW)
• High sensitivity: down to -148dBm
• Programmable bit rates up to 300kbps

• Compact Design: Shell-in-one structure for enhanced durability
• High Voltage Output: Capable of stepping up voltage to DC 200-400KV
• Efficient Current Handling: Input 4A and output 0.5A
• Polar Discharge Distance: Approximately 1.5 cm, beyond which damage may occur

The 48CH 5.8G 600mw 1km+ Wireless AV Transmitter TS832 and RC832 Receiver are designed for FPV multicopter aircraft. The TS832 transmitter operates on 7.4-16V power input and delivers a transmitting power of 600mA with a video bandwidth of 8M and audio bandwidth of 6.5M. The RC832 receiver operates on a 12V power input with an antenna impedance of 50 and supports NTSC/PAL auto video formats. Both units are compact and lightweight, ensuring efficient performance and ease of installation.

Key Features:

• Power input: 7.4-16V for TS832, 12V for RC832
• Transmitting power: 600mA (TS832)
• Antenna gain: 2db
• Video bandwidth: 8M (TS832)
• Audio bandwidth: 6.5M (TS832)
• Video format: NTSC/PAL auto (RC832)
• Lightweight and compact design

Our Metal Detector Kit is designed for high performance and security applications. Ideal for various uses including entertainment, security checks, and industrial applications. Easy to assemble and use.

• Operating Voltage: DC 3-5V
• Operating Current: 40mA
• Standby Current: 5mA
• Detection Distance: 60mm
• Alarm Mode: Sound/Light
• Difficulty: Easy
• PCB Size: 86*61mm

• 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

• High Precision Navigation: Receives up to 3 GNSS signals simultaneously (GPS, Galileo, GLONASS, BeiDou) with industry-leading -167 dBm navigation sensitivity.
• Signal Amplification Support: Built-in signal amplifier for improved reception in weak signal areas.
• Versatile Compatibility: Supports 5V/3.3V voltage, making it suitable for various microcontrollers including Arduino and Raspberry Pi.
• Multi-Satellite Support: Capable of using multiple satellite augmentation systems for enhanced accuracy and reliability.

• Measures water flow accurately within a range of 0.3–6 L/min.
• Compact and lightweight design with durable construction.
• Operates on a wide voltage range (5~12 V) with low current consumption.
• Offers high precision with ±5% accuracy for flows of 0.3–3 L/min.

• Pulse oximetry and heart rate monitoring solution
• Integrated ambient light cancellation and motion artifact resilience
• Red and IR LED for accurate measurements
• I2C interface with INT pin for easy communication

• 64 RGB full-color LEDs with WS2812 chips.
• Ideal for creating vibrant and dynamic lighting effects.
• Compatible with Arduino microcontroller platforms.
• Digital input for smooth and precise control.

• 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.

• Designed for Arduino Nano for easy expansion
• 14 Digital I/O pins for various input/output functions
• 6 PWM outputs for motor control, dimming LEDs, etc.
• 8 Analog input pins for sensors and other analog components

The 8x8 LED Matrix Module (60x60mm) QFT2388ASR is ideal for building custom LED displays that can be interfaced with an Arduino microcontroller. This module includes 64 LEDs, capacitors, resistors, and a MAX7219CNG serially interfaced 8-digit LED display driver, making it perfect for DIY projects.

Key Features:

• LEDs: 64 x 5mm White LEDs
• Capacitors: 1 x 10uF electrolytic, 1 x 0.1uF ceramic
• Resistors: 1 x 10k ohm resistor
• Driver IC: MAX7219CNG Serially Interfaced 8-Digit LED Display Driver
• Power Supply: Compatible with Arduino
• Dimensions: 60x60mm

• 16-channel relay module for controlling multiple devices simultaneously.
• Works with 5V DC, ideal for Arduino and microcontroller projects.
• Low state voltage (0–0.5V) activates the relay, while a high state voltage (3.7–5V) deactivates it.
• Compact and durable design for versatile applications.

• Dual H-Bridge Drive: Allows driving two DC motors or a stepper motor with ease.
• L298N Chip (ST NEW): High-quality, reliable control chip for efficient motor driving.
• Wide Voltage Range: Supports a drive voltage range from 5V to 35V for flexible usage in various projects.

5V USB Output Step Down Module - High Efficiency

Optimize your power supply with this 5V USB Output Step Down Module, featuring high conversion efficiency and robust protection mechanisms. Ideal for various electronic projects, this module ensures reliable and stable output.

• Module Properties: Non-isolated buck module (BUCK) synchronous rectification
• Input voltage: DC 6-24V
• Output voltage: 5.1-5.2V
• Output current: 3A MAX
• Conversion efficiency: Up to 97.5%
• Switch frequency: 500KHz
• Output ripple: 10mV around (12V to 5V 3A) 20M bandwidth
• Output indicator: Red voltage indicator
• Operating temperature: -40℃ to +85℃
• Output overvoltage protection: Yes

Package Includes: 1x 5V USB Output Step Down Module