【Multi-functional Bicycle Computer】Bicycle computers can accurately measure your travelling speed, maximum travelling speed, average speed, mileage, travelling time and so on, suitable for cyclists or fitness enthusiasts.【Waterproof Performance】With waterproof protection, make the bike computer work normally in rainy days. Note: To protect your odometer, please do not immerse it in water for a long time.【LCD Display & Auto Wake-up】Large LCD display ensures that you can read your bike riding data easily. When there is no signal input for 3 minutes, the bike computer will enter standby sleep mode. The bike odometer will start working automatically when you touch any button of the bike or start riding.【Easy Installation】The interface is easy to navigate and all measurements can be accessed with just two buttons. Customisable to the most common tyre sizes for accurate statistics tracking.【Wide Application】This bike computer is compatible with different types of bikes, such as road bikes, mountain bikes, folding bikes and other common bikes.