Product Description: Specification: Features: - Easy Installation: The anti-theft alarm is designed for simple installation without damaging your vehicle's original wiring. Ensure the controller is reserved for the anti-theft alarm interface. - Universal Compatibility: Specifically developed for electric scooters, this alarm supports a wide voltage range of 36-55V. - Enhanced Security: Equipped with a powerful 115dB horn, this electronic anti-theft alarm effectively deters potential thieves. - Durable Construction: Made from high-quality materials, this alarm is built for long-lasting performance. Specifications: - Material: Plastic - Alarm Size: 5.4 x 3.4 x 2.2 cm (2.1 x 1.3 x 0.9 in) - Key Size: 3.8 x 10.4 cm (1.5 x 4.1 in) - Weight: 100 g (3.5 oz) Package Includes: - 1 x Alarm - 2 x Keys Ensure the safety of your electric scooter with this reliable and effective anti-theft alarm!