Tbest Magnetkontakt Alarmanlage 433 Mhz,433Mhz Door Sensor 433Mhz Door Magnetic Contact Wireless Sensor Detector Switch for Home Garage Alarm Security
$11.81
Description
This is a set of magnetic detecting switch used to protect doors and windows for the most part.Easy to install and use. A good replacement for the old contacts. Simple to install no hassles.High quality magnetic sensor contacts with strong magnetic, sensitive respond and long durability.Protective device monitors the opening and closure of doors and windows.433MHz transmitting frequency, wireless connection
