This wireless alert system uses a wireless receiver in your home that chimes when the infrared driveway alert sensor outside detects motion, so you’ll be prepared for that unexpected knock at the door or beep in your driveway. This wireless alert systems wireless motion sensor mounts outside on a post or wall and you can set the receiver anywhere in your house within 400 ft. of the sensor. Completely wireless installation Weather-resistant plastic 400 ft. range Infrared sensor Batteries required: 3 C and one 9 volt (sold separately).
Specifications Name Driveway Alert System, Wireless SKU 93068 Brand Bunker Hill Security Battery Backup (y/n) No Battery(s) Included (y/n) No Indoor/Outdoor Indoor/Outdoor Mounting type Mounting Hardware Range (ft.) Sensor Range: 30 ft. Within A 40° Field; Radio Range: 200 ft.