in011j

Door Knob Alarm 1.new shape design 2.delivery time 15 days 3.hang on the door knob 4.CE and RoHS certification Door Knob Alarm SpecificationsMaterial:ABS plastic, electronic componentsDimensions:150 x 100 x 30 mmWeight:120 gramColor:whiteAlarm Decibel:110dBBattery:3 x AAA includedVoltage:4.5VSpecial Feature:ultra slim profile, easy to hang on the door knobProduct Usage:window, door, all ...