JY-129W is a bicycle wireless computer in the English version. The compact body makes it easy to be carried. It can be mounted on a bike without using any other tool.

• Bicycle Computer

• With 14 Functions: 1. Current Speed(SPD); 2. Clock(12H/24H)(CLK); 3. Total Distance(ODO); 4. Trip Distance(DST); 5. Maximum Speed(MXS); 6. Average Speed(AVS); 7. Trip Time(TM); 8. Scan; 9. “+””-” COMPARATOR; 10. Setting Speed Scale(km/h,m/h); 11. Setting Tyre Circumference; 12. Setting The Initial Value of Odometer; 13. Freeze Frame Memory; 14. Auto OFF;

• Conform to CE standard

• Bicycle computer battery: CR2032*1, sensor battery: CR2032*1

• Weight: 43g

• Size: 57x45x16mm

• Color: Black