Brand new. Sealed in original package.

•  【Auto Wake-up Function】Built-in Ball Switch, automatically turn on from sleeping mode when sensing the vibration after shocking bike computer body, easier to operate than conventional computer.Large LCD Display guarantees you can read your statistics easily.
• 【Multi-functions】Small Size ,Light Weight,Wireless &Waterproof design makes it more convenient and durable.It works well to Measure Speed ,Distance, Riding time,which the serious bicyclist or fitness fanatic wants to go with knowing.
• 【Day & Night Backlight 】Green & White color to distinguish between Day and Night .The light will turn on when press any button during 18:00pm to 6:00am. Please note the slight rattle sound from device is normal phenomenon, which results from the design of wireless automatic function.
• 【Easy to Install &Use】Installation is very easy and just takes a few minutes.It is easy to follow instructions,great basic functions and very specific tire size that enable accurate calculations.If any problem,just feel free to contact us.
• 【Applicable】Road Cycling, Mountain Bikes, Folding Bike,Common Bicycle and so on.It may NOT be compatible with some electric assist bicycles.Just note that the distance of sensor & magnet <3mm, the sensor & speedometer unit <600mm. It doesn't matter about the size of the tire, which it can be set up.If any problem , just feel free to contact us before any review or feedback.