Features 1、Mountain bike speedometer, with LCD display, high brightness, you can easily view ride statistics. 2、Small in size, light in weight, good waterproof performance, suitable for outdoor installation. 3、It can measure the riding speed, distance and riding time, suitable for riding enthusiasts or fitness experts. 4、The interface is simple and easy to navigate, with only two buttons to access all measured values. 5、The most common tire size can be customized for accurate statistical information tracking. 6、Suitable for ordinary bicycles such as road bicycles, mountain bicycles, and folding bicycles. 7、With automatic wake‑up function, it will automatically wake up from sleep mode when it senses the vibration of the bicycle. Specifications Condition: 100% Brand New Item Type: Bike Speedometer Material: Plastic Color: Black Battery: 2 x 2032 Button Battery Weight: Approx. 85g / 3oz Bike Computer Console Size: Approx. 46x46x19mm / 1.8x1.8x0.7in LCD Display Size: Approx. 3x2.5cm / 1.2x1.0in Functions: SPD: Current speed; up to 99.9km/m (m/h) ODO: Odometer (0.001 to 99999km/m) DST: Travel distance (range 0 to 9999km/m) MXS: Maximum speed AVS: Average speed TM: Elapsed time (0:00:00 - 9:59:59) CLK: Clock (12H / 24H) Speed comparator ("+" "-") Scanning: Every 4 seconds the screen display of DST, MXS, AVS and TM will be different Set speed scale (km/h, m/h) Set tire circumference (0 - 9999mm) Set the last value of the odometer/ODD (km/m) Temperature: -10℃-70℃ Maintenance alert Automatic switch Package List 1 x Bike Speedometer 1 x Receiver 1 x Magnet 2 x Button Battery 6 x Strap 1 x Fixed Base 1 x Protective Pad 1 x Manual