Multi-function bicycle alarmThe bicycle alarm with motion sensor remote has excellent bicycle anti-theft function. The vibration-triggered alarm is perfect for bicycles, motorcycles, electric bicycles, electric scooters, etc. You can also install the vibration alarm on doors and windows, and it will trigger the alarm when someone tries to open the door and window. This feature provides a high level of bicycle anti-theft protection because the alarm will sound immediately once the bicycle is tampered with. 7-level adjustable sensitivity and IP65 waterproof7 levels of sensitivity are adjustable, from light touch to push or knock, you can easily set it according to your needs through the remote control. You can also customize the alarm to detect only larger movements, thereby reducing the risk of false alarms. The wireless bicycle alarm is IP54 waterproof, which is perfect for bad weather and outdoor use. This makes it ideal for use in various weather conditions and ensures reliable operation even on rainy days. Three-level adjustable volumeThe motorcycle anti-theft alarm can emit a loud alarm up to 110db, effectively scaring off potential thieves and attracting the attention of others. It also has a three-level volume adjustment function, so you don't have to worry about the volume being too loud or too low. The bicycle horn can effectively deter thieves and protect your vehicle and property from theft. When the motorcycle is stolen, the alarm will sound a loud sound to alert you and others nearby. Powerful Wireless Control and USB C Charging InterfaceThe bicycle security alarm can be wirelessly controlled by the remote control, with a wireless range of up to 20 meters/66 feet. Vehicle search function, easily find your vehicle. Built-in fourth-generation power saving technology, 4.2V 700mAh rechargeable battery, battery life up to 1-3 months. Equipped with a remote control, it can be easily armed/disarmed, and there are 3 ringtones for you to choose from. Please fully charge with the original USB data cable before first use. 3 Installation MethodsThe bicycle vibration alarm is equipped with double-sided stickers, straps and mounting brackets, which can be installed by pasting, tying or brackets. The exquisite and compact design is easy to hide and install. The bicycle alarm can also be installed on the handlebars of the bicycle, which is convenient for you to arm or disarm. The Electric Bike Bell Alarm with Remote Control easily installs on most bike models and comes with all the necessary mounting hardware and instructions.