Welcome to the store! 1. 7 LEVELS OF ADJUSTABLE SENSITIVITY: Bike alarm has 7 levels of adjustable sensitivity, 113db. Designed not only for bicycles and motorcycles but also for e-bikes, scooters, doors, and windows. 2. APPLICATION: Bike alarm provides excellent bike theft protection function for bicycles, motorcycles, e-bikes, electric scooters, etc. You can also install a vibration alarm for your door or window. 3. WIRELESS REMOTE CONTROL: Wireless remote control with powerful wireless range up to 20m/66ft. Vehicle search function to easily locate your vehicle on the parking lot and 3 types of ring signals to choose from. 4. EASY TO INSTALL: Wireless bike alarm is easy to install and use with double-sided adhesive tape and straps that can be installed by taping or tightening. No screws or cables needed, very convenient. 5. IP55 WATERPROOF: Bike alarm is well-designed with excellent performance and adjustable volume to effectively scare away potential thieves. IP55 waterproof for outdoor use. Product Type: Bike Alarm Color: Black Material: ABS Function: Alarm Battery Included: 3 x AAA 1800mAh Remote Control Battery Included: 1 x 27A 30mAh 1 x Bike Alarm 1 x Remote Control 1 x Paddle 1 x Screwdriver 1 x Instruction Manual 2 x Straps 2 x Adhesive Tape Your satisfaction is our highest priority. We will provide you with the best service. If you discover any issues after receiving the product, such as damage or incorrect quantity, please contact us immediately for the best solution!