Qiilu 120dB Door Alarm, Touch Sensor Door Handle Alarm, Anti-Theft Vibrating Home Security Alarm

When you leave, take the alarm with you to use next time. No special wiring is required.Simply hang it on the inside door handle, flip the switch, and the piercing alarm will scare away any unwanted intruders, leaving you and your home well protected.Features The super-powerful 120dB alarm ring will deter thieves, making the device safer to use.Easy to operate, a single button controls both the doorbell and the alarm; dual modes are selectable.With this alarm installed in your home, office, or factory, it will alert you to check security when doors and windows are opened by children or during a burglary.