GreatTree Waterproof Wireless Cycle Computer odometer Bicycle/Bike Meter Speedometer

Description

You may not imagine how fast you can drive when you feel worries,or do you know how long you need to drive?now i will recommend this tool to you,as you know,the additional watch is not convenient,besides,it may have a big deviation.Now let's pay more attention to this multifunction waterproof bike computer. it can calculate the current speed, the maximum speed, the trip distance, the total distance, the average speed and so on .You won't worry you will be late for work,really good life helper!!!Package Include:1 * Bike computer console1 * Mounting shoe1 * Wheel magnet1 * 3.0V 2032battery1 * 23A 12V battery1 * English user manual1 set * Cable tie Shaking voice inside the meter, not a product problem. If mind it, please do not order.Package including:1 x GreatTree Smile Lanyard