Digital Transmitter 433 MHz, 1-Button with Flag Connectors 9V Battery. Transmits a unique rolling code each time the switch is closed to provide a secure door opening signal.
- 1-Button, 9-volt wired transmitter with flag connector
- Requires a 9-volt battery
- Used with BEA 433 mhz receivers
- A maximum of 100 transmitters can be programmed to one receiver.