Product description Package includes: 1 x plant pot floor mat Color: Black Scope of application: bicycle windows Working voltage: 4.5 (V) Volume : 113 (dB) Working current: 10 (mA) Type: device against loss Packing list: 1 * remote control, 1 * anti-lost device, 1 * screwdriver, 3 * 7 battery 1.Ideal for: suitable for bicycle, car, motorcycle, e-bike, self balancing scooter, door and window. 2. Multi-purpose alarm: Mainly works as a burglar alarm, also has one-key vehicle find and SOS functions. 3. Super loud: Once triggered, the 113 dB super loud alarm is a great deterrent and can effectively deter bike thieves. 4.Waterproof: Waterproof to IP55, can be used for outdoor. 5. Adjustable sensitivity: There are 7 sensitivity levels available, which correspond to 7 tones. "Do" is the highest and preset sensitivity level.