General description Ideal for bicycles, cars, motorcycles, electric bicycles, self-balancing scooters, doors, and windows. This multi-function alarm primarily serves as an anti-theft device, but also features vehicle search functions and a one-key SOS option. Technical specifications Alarm Volume: 110 dB Waterproof Level: IP55 Power Source: Host Battery: 3 x AAA alkaline batteries (included), Remote Control Battery: 12V/27A alkaline battery (included) Adjustable Sensitivity: 7 levels available Installation Easy to install with installation holes and interface on the back of the alarm. Usage Effective deterrent against bicycle theft. Can be used outdoors due to its waterproof and dustproof design. Other information Package Content: 2 x Bicycle Alarm, 2 x Remote Control