Features: Brand new and high quality. Plastic shell copy four-key remote control using a 12F683 master chip, supports online programming, can be repeatedly burned, built-in EEPROM, can copy other common frequency remote controls, and can clear code/learn code at any time. Easy to use, fast, can be used for car remote controls, lighting controls, smart home remote controls, and other fields. If the remote control needs to be cleared, clear the code and then code. Code matching: Press the copied remote control and a single button on the copied remote control simultaneously until the indicator light of the copied remote control flashes from fast to steady, indicating that the code matching was successful, then release the buttons on both remote controls. Perform the same operation for other keys until all keys have been copied. Press and hold the two buttons on the top of the copy remote control (the two buttons near the indicator) until the indicator flashes, then press one of the two buttons on the top three times to clear the code (the other button is held down throughout this process). Press and hold the two buttons below the copy remote control simultaneously until the indicator light flashes quickly, you can restore the remote control code that was previously deleted. Specifications: Material: Plastic, Metal Size: Approximately 6.2x3.7x1.4 cm/2.44x1.46x0.55 inches Color: Blue, Green, Purple, Red, White, Yellow Operating Frequency: 250MHz-868MHz Operating Voltage: DC12V Operating Current: 14mA Static Current: 0mA Transmitted Power: 10mW Launch Distance: 100m (open environment) Net Weight: 30 g Note: Please allow 1mm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1x Copy Remote Control