Stibadium Waterproof Bike Alarm with Remote This anti-theft alarm triggered by vibration, with up to 113 dB loud alarm sound can help to deter thieves effectively, provide additional security and give you peace of mind when your vehicles park at home or outdoors. There are 7 levels adjustable sensitivity from gently touch to push or beat. Features: Arming and disarming by remote 7 Adjustable touch sensitivity, 3 Adjustable volume Vehicle search function 3 Different ringtones for vehicle search function (Invalid for ARM mode) SOS function Low battery indicator (Please replace batteries if it makes weak “Du..Du” sound when you set the alarm in arm/disarm state) Specifications: An alarm need 3 AAA alkaline batteries ( included ) standby for 6-10 months A remote need a 12V/27A alkaline battery ( included ) standby for over 1 year Remote wireless range: up to 66 ft (20 meters) IP55 Waterproof Working environment temperature: -20~60℃, Working environment: