Features:Suitable for Bikes, Electric Bike, Motorcycles.Vibration alarm, 10 level sensitivity adjustable.Made of premium material, guarantee great performance, sturdy and long lasting.Super easy installation by pasting with double-sided sticker or tying it with strap.Wide range of applications. It can be used for anti-theft of doors and windows of homes, companies and stores, counters, internet cafes, bicycles, electric cars and automobiles.Specifications:Material:ABSColor:BlackRemote control: 27.8*558.9 (mm)-Oval WL09CRemote control: 27.8*58*10.3 (mm)-Square WL03CBattery:Main unit - 2 x AAA batteries (not included)Remote control: 1 x 20mA alkaline battery ( included)Communication frequency: 433MHzAlarm volume: 110dB (30cm test)Operating temperature: -10°C-60°CStorage temperature: -20°C-70°CPackage size:11.5*9.5*3cmPackage weight: 65gNote:Product does not include key fob! Battery! Default shipping a host a rectangular remote control!Package list:1 * Alarm1 * Remote Control