Onvian 113dB Wireless Anti-Theft Motorcycle Bicycle Vibration Alarm Waterproof Bike Security Alarm with Remote Specifications: An alarm need 3 AAA alkaline batteries ( included ) standby for 6-10 monthsA remote need a CR2032 button battery ( included ) standby for over 1 yearWireless range: 10-20 metersWorking environment temperature: -20~60 degreeWorking environment: <80%Storage temperature: -30~70 degree Features: Arming and DisarmingAdjusting Touch Sensitivity3 Levels Adjustable Volume3 Ringtones for Your ChoiceSOS FunctionsBattery Low Indicate (Longer stanby time)Wireless Remote Adjust 7 level touch sensitivity Long press disarm key of the remote until the LED light of remote long brights, then press arm key, the sensitivity will adjust from high level to low level There are 7 different kinds of tones (do re mi fa sol la si ) corresponding to different sensitivity levels. "Do" is the highest sensitivity level Remote control operation Arm: Press it once, host alarm will go into "Arm mode", 5s later, alarm will ring "Bi". Alarm will be triggered and ring if a vibration or shake is detected. Disarm: Under "Arm mode", press this key, alarm will drop out "Arm mode" and return to "standby mode". Even if the host alarm is triggered, the alarm sound will stop at once when you press this key. Tone Selected: Press this key to select ringtone, 3 voice are available. Vehicle Finder: Alarm will ring the selected ringtone if you press this key, so it's easy to find your bicycle. Wide Application Vibrationaly triggered alarm suitable for bicyle/ e-bike/ motorcycles/ self baslancing scooter, door and winodow. Pair up to 8 Remotes at Max Press disarm key of the first remote, then long press the ringtone key. After the alarm sounds “Bi”, press the arm key of the new remote, the alarm will sound“Bi..Bi”. Done. Small Size 3.7"*1.6"*0.8" exquisite and compact design, easy to hide and install, easy to find the vehicles position. Bike alarm with turn signal light Bike alarm with turn signal light Motorcycle Lock with Alarm Motorcycle Lock with Alarm Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 1,316 4.5 out of 5 stars 1,316 4.6 out of 5 stars 369 4.6 out of 5 stars 369 Price $33.11$33.11 $35.99$35.99 $17.99$17.99 $17.99$17.99 bike alarm function ✓ ✓ ✓ ✓ bike horn function ✓ ✓ × × bike tail light function ✓ ✓ × × turn signal light function ✓ ✓ × × waterproof ✓ ✓ ✓ ✓ Remote Shape Square Irregular Circular key Circular key