Giới thiệu Alwaysonline 4 Button Key Relay Switch For Garage Door Cars Light
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1. ONLINE PROGRAMMING: The four button adopts the 12F683 main control , supports online programming, and can be programmed repeatedly. 2. FREQUENCY COPY: Built in EEPROM, you can copy other ordinary controllers with the same frequency, and you can clear codes and learn codes at any time. 3. WIDELY USED: This four button can be used in car , lighting control, smart home and other fields. 4. TEMPERATURE RANGE: This has good working performance, ‑20‑70℃ can work normally even in harsh environmental temperature. 5. ABS MATERIAL: The portable four button is made of high quality ABS material, which is durable and has a long service life.
Specification: Item Type: Control Material: ABS Operating Frequency: 433.92 MHz Standby Current: Less Than 0.1uA; Temperature Range: -20-70℃, It Can Work Normally Even In Harsh Environmental Temperature Built In : 2xCR2016(75mAh)
How to Use: Copy code operation: If the control has checked the code, the code must be cleared before the code can be checked. Code matching operation: press the single button of the copied control and the copy control at the same time, until the copy control indicator light flashes from fast to steady to indicate that the code is successfully matched, you can release the two control buttons. The other keys are also operated in sequence according to this method until all keys are copied. Clear code operation: Press and hold the two buttons on the top of the copy control (the two buttons near the indicator light) at the same time until the indicator light flashes quickly, and then short press one of the two buttons on the top three times to clear the code (the other button is kept pressed during this process). Recovery code operation: Press and hold the two buttons under the copy control at the same time until the indicator light flashes quickly, you can restore the control code that was cleared before.