1. Ensures your safety at home or travel
2. Wedge shape to fit any hinged door
3. Adjustable sensitivities: High / Medium / Low
4. No installation required, convenient for travelers
5. 120dB high pitch continuous siren when activated
6. Can be used as a doorstop when power switch is turned off
7. Powered by 9V battery (not included)
8. Size: 13.9*4.4*3.9cm
9. Weight: 88g
