433.92 MHz Wireless Clone Remote Multipurpose Cloning Garage Door Remote Control

4 Keys Copy Remote Control Multipurpose Cloning Garage Door Remote Control Duplicator Key for Car Lighting Smart Home Controller Feature: 1. Copy Remote Control: SA901B master control chip is adopted, which supports online programming, built-in EEPROM, can copy other ordinary remote controllers with the same frequency, and can clear and copy the code at any time. It is convenient and fast to use. 2. Convenient and Fast: Universal remote is convenient and fast, you don't need to carry two keys, it can transmit the signal to duplicate your existing remote control, and have a second remote control or key in case you lose this original. 3. Widely Used: It can be used in car remote control, light control, smart home remote control and other fields. 4. Warm Tips: The operating voltage shall not exceed the rated voltage; In the environment with large wireless interference, the transmission distance may be reduced; Keep out of reach of children; Do not use it in a damp environment, or the remote control may be damaged. 5. Satisfaction Guarantee: We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly.Specification: Operating frequency: 433.92 MHz Power supply scheme: DC3V (button battery 2032) power supply Standby current: less than 0.15uA Emission current: <20mA Quiescent current: <0.15uA Launching distance: >20m Temperature range: - 20-70 ℃, it can work normally even under harsh ambient temperature Product size: about 71 * 35.2 * 14.7mm/2.80 * 1.39 * 0.58inch (including shell) Product weight: about 20.24g (including housing key ring) Application scenario: Smart copy remote controller is applicable to power distribution of moving door remote controller, retractable door remote controller, garage door remote controller, motor control remote controller, curtain control remote controller, automobile and motorcycle remote controller, etc. Function description: (1) Clear the code (please clear the code before copying) Press and hold the unlock and lock buttons of the copy remote control at the same time until the indicator flashes quickly, then press and hold the lock button and press the unlock button three times to clear the code. (2) Copy to code operation Press a single key of the copied remote control and the copy remote control at the same time until the copy remote control indicator light flashes from fast to constant light, then release the keys of the two remote controls. The code matching is successful, and the other keys are operated in sequence according to this method until all copies are completed. (3) Recovery code operation Press and hold the mute and ring buttons of the copy remote control at the same time until the indicator flashes quickly, then you can restore the previously cleared remote control code. Warm Tips: (1) The operating voltage shall not exceed the