1. Raniaco Bike Computer, Original Wireless Bicycle Speedometer, Bike Odometer Cycling Multi Function (Click Link to Check Price on Amazon)
Editor's Rating : 9.5 out of 10
Modern-day, cutting edge wireless bicycle computer complete with an easy-to-read LCD displaySmall size, light weight, multi-function: Functions as a bicycle speedometer and odometer, measuring both speed, distance and riding time

2. ENGREPO Bike Computer, Wireless Bicycle Speedometer, Multi Function Waterproof Cycling Odometer with Large LCD Screen Display（Black) (Click Link to Check Price on Amazon)
Editor's Rating : 9.2 out of 10
Large, easy to read LCD display- Promotes bicycle safety: read data at a quick glance, so your eyes will be more on the road and less on the display!Wireless and waterproof design-Extremely durable, no ugly wires, performs under the harshest of weather conditions.

3. LESHP Cycle Computer Waterproof Cycling Bike Bicycle Speedometer Odometer with Green Backlight LCD Display Multi Function for Cycling Black (Click Link to Check Price on Amazon)
Editor's Rating : 9.6 out of 10
LESHP Cycle computer with green backlight, easy to read even at night. With LCD display display function, the speed of the bicycle, distance and traveling time are displayed.Wired Bicycle speedometer. Monitor your bikes' speed, distance and riding time. Ideal assistant for bicycle training

4. Wolfride Cyclists Wireless Backlight Bicycle Computer Cycling Bike Odometer Speedometer Multi Function (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Provide the necessary datas--speed ,distance, and riding time etc.Advanced wireless technology, stable data transmission

5. Fanmis Wireless Waterproof Backlight LCD Bike Computer Bicycle Speedometer Odometer With Multi Function (Click Link to Check Price on Amazon)
Editor's Rating : 9.9 out of 10
Modern-day, cutting edge wireless bicycle computer complete with an easy-to-read LCD display. The large LCD display guarantees you can read your statistics easily, even while riding and the numbers are large so there will be no squinting or leaning down to read.Small size, light weight, multi-function:Functions as a bicycle speedometer AND odometer, measuring both speed ,distance, and riding time, three numbers which no serious bicyclist or fitness fanatic wants to go without knowing.