Guaranteed Safe Checkout
Protect yourself and safeguard your belongings. Portable and help to ensure your safety at home or when traveling. No installation needed, operated by a battery with a built-in siren.
Battery Installation: Make sure the on/off switch is in the "off" position. Turn the unit upside down and open the battery compartment Install one 9V battery (not included).
Warm Note: The gap between the door bottom and floor should be 0.39-1.37 inch.
Material: Stainless steel cover, Plastic body, Damping rubber bottom.Working Voltage: 9V Battery (Not Included)Product Size: 5.50*1.77*1.50 InchProduct Weight: 0.25 LbSensitivity L: low sensitivitySensitivity M: medium sensitivitySensitivity H: high sensitivity (vibration alarm)