General Details
Quick Details
Place of Origin: China
Brand Name: SUMRING
Model Number: SR-M303
Name: magnetic contact door sensor detector for home security alarm
Power supply: built-in 1pc 3V lithium battery
Magnetron range: pull-in-15mm; release-30mm
Working environment Temperature: -10°C~ +50°C
GSM frequency: RF 433MHz
main part size: 66*25*14 mm

Product Description

Wireless door alarm

 

Main Features:

1.built-in 1pc 3V lithium battery
2.Magnetron range: pull-in- 15mm; release-30mm
3.Working environment Temperature :
-10°C~ +50°C
4.main part size 66*25*14 mm
5.RF 433MHz
6.Door/window gap megnetic contact sensor
The smart home WiFi and GSM alarm system SR-GS80 can work with wireless motion detector/wireless door sensor/ wireless remote control,
please click the picture to view