This Bike Computer Odometer Speedometer has many useful functions. It is also very durable considering even you have put over 500 miles on it, you even don't have to change the battery. It is functioned as tracking your training progress in real time. Easy operation and durability make it popular with people. Generally speaking, with it, you can control your riding every moment.
Small, light, easy to install, read LCD display, ideal companion for your bicycle
Water proof and anti-pollution
Compact and slim design
Handy, Compact, Portable and Convenient
Scan - Screen display varies among DST, MXS, AVS, and TM every 4 seconds
Time display function, also can be used as a watch Wonderful gadget for traveling

Color:Black

1*Wireless Bike Speedometer 
1*Mounting Shoe 
1*Sensor Transmitter 
1*Wheel Magnet 
1*Button battery
4*Ninon string