ITEM NAME:Anti-theft Bike Security Lock Wireless Remote Control Vibration Alarm 110dB X7U0 Description 100% brand new and high quality Material:ABS Size:9.5 x 6 x 3.8cm Alarm:.1pc x Vibration Alarm (Battery is NOT included.). Alarm decibel: 105db. Work temperature: -15℃75℃. Quality is the first with best service.