Window Alarm Sensor Door Sensor for Elderly Safety Included Replacement Part

NOTE：This product is not suitable for children. Description The magnetic door alarm is convenient and practical, with excellent texture, and can serve you for a long time without being easily . The craftsmanship can serve you well without breaking easily. This is a very practical magnetic window alarm. Features -Color:White -Material:Plastic -Size:7.00X2.50X2.00cm/2.75X0.98X0.79in -Size:4.40X1.50X1.00cm/1.73X0.59X0.39in -Input voltage: DC3V LR03 -Static current: <=35uA -Alarm current: <=135mA -Low voltage: <=2.4V -WiFi: 802.11 /n -Magnetic control distance: <=20mm -Light range: 0~10000Lux -Operating temperature: - centigrade~+50 degree centigrade -Working humidity: Max 95%RH - When the alarm and magnetic strip are separated, the alarm will let alarm out immediately. - Once and are opened, the alarm is triggered immediately to protect the safety of the family. - Simple installation: No need for complex wiring, just paste with sticker to complete the installation. - Suitable for home, office, dormitory, hotel, store, jewelry cabinet, and etc. - Tough, durable, can be used repeatedly, very practical and excellent, very decorative and chic. Package list: 3 x set of sensor