Features: Ensures your electric vehicle's security with our hassle frees, no installation required not theft alarm, boasting a loud 133dB to deter potential thieves effectively. Featuring six distinct alarm sounds and seven adjustable sensitivity leveling, this alarm system is designs to cater to various environmental conditions without causing interferences. The universal design makes it Suitable theft device for all electric vehicle owners, regardless of gender, seek peace. Whether you're at work or enjoy leisure time, this robusts alarm system offers reliable protections for your electric scooter or bike in any setting. Produced from ABS, this not theft device is not only weather resistant but also a small Guard against theft, ensuring your ride is safe wherever. Specifications: Material: ABS Size: about 4.1x9.4cm/1.61x3.7inch Package Includes: 1xElectric Bike Alarm note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.