Alert Alarm Perimeter Outdoor Height 2-3/4 in Width 3/4 inTan Outdoor Detection Range 32 ft Indoor Detection Range 32 ft Coverage 2 x 10mTree/Pole/Wall MountingInput Power 23A 12 VAlarm Output 135 dBOperating Temp -20 to 120 F For Use With Camping Includes 2 Trips Wires 2 Blue Apals Adhesive Alarm