Specification:Material: ABS+ electronic componentsOperating voltage: 12V +/- 3VQuiescent Current: <8.5mAOperating frequency: 315KHZSpeaker Specifications: 125dbSpeaker size: 5.45x5.45x3cm， wire: approximately 35cmHost Size: 6.9x6.55x2.1cm， wire: approximately 13cmRemote control Dimensions: 7.4x3.15x2cmNet Weight: 160gGross Weight: 250gPackage Size: 27.5x20.6x5.2cm ​​Features:1.This electronic security system with remote controls can help your motorbike keep away from thieves2.Remote Arming and Disarming3.Remote Engine Start: Keyless Entry4.Adjustable Shock Sensor，flashing lights warning5.4 buttons remote transmitters，compact and powerful 125db piezo siren6.Smart Alarm that Automatically Recognizes Vibration Frequency7.Emergency Alarm: Anti-Hijacking by Cutting Power Supply8.Fit any motorcycle with 12Volt batteryIncluded:1*Host 1*Speaker 2*Remote control1*Stickers