USB Rechargeable - Powered by a built-in 4.2V 700mAh lithium battery, this bike alarm includes a USB-C cable for charging. With energy-saving technology, it lasts 1-3 months per charge (usage dependent). Versatile Mounting - Includes brackets, double-sided tape, and zip ties for flexible installation on bikes, e-bikes, or motorcycles. Adjustable Alerts - Features a 110dB alarm with 3 volume levels and 7 sensitivity settings to deter theft. Remote Control - Wireless range up to 260 feet with vehicle search and 3 ringtone options. IP54 waterproof for outdoor use. Multi-Purpose - Works on bikes, motorcycles, luggage, doors, and more. Includes battery indicators and supports additional alarms (not compatible with B0734QN8KR/B01HUSRP7RP7RP7RP70). Package: - 1 Bike Alarm - 1 Remote - 1 USB-C Cable - Mounting accessories (brackets, tape, zip ties) Note: Colors may vary slightly due to lighting. Size tolerance: +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store