433MHz Wireless Metal Rolling Shutter Gates Garage Door Sensor for GSM / PSTN Security Auto Dial Burglar Home Alarm System Accessory(White)

433MHz Wireless Metal Rolling Shutter Gates Garage Door Sensor for GSM / PSTN Security Auto Dial Burglar Home Alarm System Accessory(White)

1) Features: 1. Size: Part A: 10.5cm x 1.5cm x 1.5cm; Part B: 10.5cm x 3.8cm x 1cm; Part C: 7cm x 4cm x 1.5cm (antenna not included) 2. Working distance: 100m Open field 3. Decode: Fixed code by pin...
Alarm System Wireless Door Sensor, Frequency: 433MHZ (Using in S-MDC-0213 /0224 /0225)

Alarm System Wireless Door Sensor, Frequency: 433MHZ (Using in S-MDC-0213 /0224 /0225)

1) It is used to probe whether door, window and drawer is illegally open or not. 2) It consists of the wireless alarm host and magnetic iron fixed box. Once the battery is put in, it will work. When...