Wireless door sensors selected by LUEMM, ideal for replacing a broken or faulty sensor. Extremely convenient and practical for homes, offices, garages, and for both doors and windows, ensuring your maximum security. Compatible with all alarm systems available in our store. Magnetic sensors are applied to doors or windows and send a signal to the alarm system when the two parts separate. They operate at a frequency of 433MHz.
Package contents: No.5 Magnetic sensor for doors and windows 433MHz No.5 Battery No.5 Double-sided adhesive for fixing the sensor and magnet
