Protect your e-bike with this vibration-activated Anti-Theft Alarm, designed to keep your Thunder, Cyclone, or any other Lacros e-bike safe. Compact, waterproof, and reliable, it provides an extra layer of security whether you park your bike at home, work, or outdoors. Key Features Smart Motion Detection: Triggers a loud alarm when it detects vibration or movement. Strong Deterrent: Alerts you and scares off potential thieves instantly. Weather Resistant: Rated IP55 waterproof, safe to use in rain and outdoor conditions. Compact & Lightweight: Measures 96 x 21 x 42 mm and weighs only 125 g. Durable Build: Made with tough PC shell material for long-lasting performance. Universal Fit: Works with most e-bikes, bikes, and scooters. How to Install & Use Choose the mounting location - Under the saddle, on the frame, or another hidden spot. Secure the alarm - Either: Tie it to your bike using the strap through the holes, or Paste it with the included double-sided sticker. Power it on - Insert 3 x AA batteries and press the power button to activate. Adjust sensitivity - Set your preferred vibration sensitivity level. Test the alarm - Tap or shake the bike slightly to confirm it activates properly.