Description:Featuring small size and waterproof design, the product will not take up too much space and has long service life.Strong anti-interference performance, long remote control distance and simple installation are the obvious characteristics of the product, and it is worth buying.Made of plastic and electronic component material, this product is durable and sturdy.The length of the host is 6.7cm, the width is 6.3cm.It is suitable for bike, scooter, motor, motorcycle, car and so on.Item Name: Motor Security SystemMaterial: Plastic,Electronic ComponentColor: BlackWorking Voltage: DC12VQuiescent Current: 3.5 mARemote Frequency: 315mHzAlarm Volume: About 125 dBLong-distance Distance: Max. 120MFeatures: High Sensitivity, Easy to Use, ConvenientRemote Control Battery: Built-in Button Battery (Included)Size Details: Host Size: 6.7cm x 6.3cm/2.64" x 2.48" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:2 x Remote Controls1 x Alarm Speaker1 x User Manual1 x Host1 x Wire1 x Tape