This product is a versatile and convenient three-in-one device that combines a bike front light, bike codewatch, and bike horn in a compact and easy-to-install product. The light provides bright illumination for increased visibility and safety, while the codewatch feature allows for recording your riding informations. The horn adds an extralayer of warning and can be used to alert others in emergency situations. With its convenient installation and compact size, this product is perfect for a variety of applications. Features: Convenient installation: The three in one bicycle codemeter is easy to install, making it a hassle-free addition to your bike. Compact size: The compact size of the codemeter makes it easy to carry around and store when not in use. Three functions in one: With three functions of codemeter, light, and horn, this device is a versatile addition to your bike. Fine quality ABS material: Made from fine quality ABS material, this code meter is light weight, wear-resistant and long service time. Bright lights and loud horn sound: The bright light and loud horn sound make riding safer, ensuring that you are visible to other road users. Powerful functions: The codemeter has powerful functions that can record data such as cycling speed, maximum cycling speed, and average cycling speed, giving you valuable insights into your cycling performances. USB rechargeable design: The USB rechargeable design makes it easy to recharge the codemeter, ensuring that it is always ready to use. Waterproof: The codemeter is IP64 waterproof and dustproof, making it suitable for use in all weather conditions. Large LCD screen for convenient viewing. Specifications: Main color: black Main material: ABS Waterproof: IP64 Codewatch battery: 3.7V, 1200mAh Lumen: 330lm Effective range: 30m Sensor battery: 1 * CR2032, 3V, 240mAh Horn: 100dB Codewatch size: 100 * 53 * 28mm / 3.9 * 2.1 * 1.1in Package size: 130 * 80 * 64mm / 5.1 * 3.1 * 2.5in Package weight: 230g / 8.1ounce Packing List: 1 * Codewatch 1 * Adjustable Extension Bracket 1 * Handlebar Base Bracket 2 * Silicone Belt 1 * Sensoe 1 * Magnet 1 * CR2032 Button Battery for Sensor 1 * Base Bracket Silicone Pad 1 * Sensor Silicone Pad 1 * Extension Bracket Silicone Pad 1 * USB Cable 1 * Remote Control Button 4 * Binding 1 * User Manual