125dB Door-Window Vibration Alarm / Anti-Theft Sensor

125dB Door-Window Vibration Alarm / Anti-Theft Sensor with Low-Battery Alert - Slim 72mm Security Sensor

Guard doors, windows and display cases in seconds. This palm-size vibration sensor sticks discreetly to glass or wood, then arms itself five seconds after you flip the switch. Any tampering triggers a piercing 125dB siren that scares intruders and alerts neighbours, while an LED flashes red when the built-in LR44 cells start running low. At just 72 mm x 10 mm and 35 g, the unit blends into hotel rooms, flats, shops or student digs without drilling or cables.

Key Features & Specifications
- 125dB high-decibel siren deters intruders instantly and can sound for ≈ 90 min on one charge
- Sensitive vibration detector reacts the moment a door or pane is rattled, no magnets required
- Built-in low-battery LED reminds you to swap the three LR44 cells before protection lapses
- Auto-arm delay of 5 s gives you time to close up and leave without false alarms
- Super-slim ABS housing: 72 mm diameter, 10 mm thickness; weight only 35 g for universal mounting
- Ultra-low standby draw (< 10 µA) keeps the 160 mAh battery pack ready for months at a time

Ideal Examples of Usage
- Snap onto an Airbnb flat’s balcony door for instant extra security during short stays.
- Protect a dorm room window against opportunistic theft without violating housing rules.
- Install on shop display cabinets so staff hear if glass is lifted or knocked.
- Use on a motor-home skylight while camping far from mains power.
- Add to a toddler’s bedroom door to warn parents if a curious youngster tries a midnight roam.

Why This Alarm Is a Smart Buy
You get professional-level 125dB deterrence without paying for subscription services, wiring fees or bulky hubs. The coin-cell design eliminates socket hunting, the low-battery alert prevents silent downtime and the compact disc shape means one pack can secure multiple access points—saving both money and installation time.

Interesting Facts About Vibration Alarms
- A 125dB tone is roughly as loud as a pneumatic drill at one metre, enough to trigger a human startle response within 0.2 s.
- Vibration sensors originated in seismic studies; scaled-down piezo elements now detect door movements as small as 0.1 mm.
- Keeping a visible alarm on a window can reduce burglary attempts by up to 60 % according to home-insurance surveys.

Packing: Euroblister