Heavy Duty Bike Speedometer Computer Speedo MTB Cycling Odometer LCD Waterproof
Waterproof and Shockproof: Sophisticated technology, interface works seamlessly. 28 Functions: 1. SPD CURRENT SPEED 2. DST TRIP DISTANCE 4. MAX MAXIMUM SPEED 5. AVS AVERAGE SPEED 6. CLK CLOCK / (12H/24H) 10.