<p>Protect your bike or electric vehicle with this USB rechargeable vibrating alarm.</p> <p>The waterproof and design ensures ease of use and reliability.</p> <p>With remote control and anti-loss safety sensor, it provides enhanced security for your vehicle.</p> <p>Never worry about leaving your bike unattended!</p> <p>Made with high-quality materials to the safety of your vehicle</p> <p>Function: Sensing vibration, host alarm, remote control, wireless control, 3 types of car search ringtones, tipping SOS prompt</p> <p>Principle: Vibration sensor senses vibration, wireless 433 frequency remote control</p> <p>Battery: Three remote control CR2032 buttons for the 7th battery of the host. One button is included by default and shipped with a detachable battery</p> <p>Product scope of use: Bicycles, electric vehicles, motorcycles, household doors and , etc. Inductive vibration triggered alarm anti-theft manufacturer</p> <p>Wireless remote control distance: 10-25 meters, open space 80-100 meters, alarm sound 113dB</p> <p>Material: ABS</p> <p>colour: black</p> <p>Package Contents:</p> <p>1 x Host</p> <p>1 x Remote Control</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>