This remote button is a 433 MHz RF remote and is suitable for use for the Sonoff RFBridge.
It is the ideal solution to automate your doorbell and has IP66 waterproof protection, allowing durability to withstand various environments.
- Product size: 50 x 50 x 13 mm;
- Working voltage: 3V;
- Operating frequency: 433MHz
- Distance: 100 meters (open);
- Battery: CR2032*1
- Standby: 1 to 2 years
- Gross Weight: 30g(Battery included)