BISEN BS-KP03 433.92MHz Rainproof Push Button Auto-Gate/Door Keypad KP03

Feature:

Rainproof , suitable for outdoor
4 channels, serving 4 different door-drives equipped with a 433.92 MHz receiver and an automatic interference suppression. Every code activates its own radio signal, which is then stored in the drives's memory, similar to a normal manual radio signal transmitter. In conjunction with a master code, 4 different opening codes ( with a maximum of 8 digits) are entered by keyboard. Once entered, the data remains stored even after battery replacement.
Energy saving, entering dormant state after 15 seconds in stand-by mode without any operation.