Specifications:
Color: Black
Material: Plastic & Stainless steel
Sensitivity: Low, medium, high level
Volumn of the alarm: 120 dB
Power supply: 9V battery

Product includes:
1 x Door Stop Alarm
1 x Portable Door Lock
Features:
1. 3 in 1 design portable door lock.
2. Adjustable sensitivity meets your daily needs.
3. Wedge shaped design is suitable for most of doors.
4. Ideal for women living alone or working outside.
5. Door stop alarm bottom can be in contact with cement, tiles, wood, carpet, etc.
6. Suitable for indoors such as home, travel, hotel, apartment, dormitory, office, hospital, etc.

Warm Tips:
1. The battery is not included in the package.
2. The sound of the siren becomes smaller, meaning the battery is almost dead and a new battery needs to be prepared.