CYCPLUS G1 GPS Bicycle Computer Wireless Stopwatch GPS Speedometer Odometer MTB Bicycle Computer Accessories The combination of convenience and scientific beauty is an excellent companion for cyclists. Bright car screen big Clear data provides good vision for riders; it is IPX6 waterproof, so you can ride on rainy days. Automatic backlight Smart switch on or off at sunrise or sunset. Use this device to instantly monitor your riding pleasure and track your Speed, distance, etc. feature: Real-time display helps to track speed, distance, time and multiple data instantly. 4 satellite positioning systems ensure accurate positioning and tracking. 2.0" display with automatic backlight. Automatically turn onoff the bright screen at sunsetsunrise. Built-in 600mAh rechargeable lithium battery, fully charged in 2 hours, and the subsequent flight is about 20 hours. IPX6 water resistance allows riding on rainy days. Use the provided mounting seat and rubber band to easily install on the handlebar. 9 Riding data: TOT: total time ODO: Odometer Time: current time DST: current distance RTM: Clock ALT: Altitude MAX: Maximum speed Now: current speed AVG: Average speed Specification: Water resistance: IPX6 Screen: 2.0" Battery: 1* 3.7v 600mAh (included) Charging time: about 2 hours Working hours: Approximately. 20 hours Size: 55 * 55 * 22 mm2.2 * 2.2 * 0.9 inches Weight: Approximately 52 grams1.8 ounces Package weight: approx. 100 g3.5 oz packing list: 1* Bicycle computer 1* USB charging cable 1* installation 1* Rubber mounting pad 4* Rubber band 1* User Manual Specifications: Support heart rate, cadence and speed Ant + device for accurate data recording and analysis Support four stars, fast positioning Rich data, complete records App synchronization and easy sharing 18-inch high-definition LCD screen Package Included: 1* Bicycle computer 1* USB charging cable 1* installation 1* Rubber mounting pad 4* Rubber band 1* User Manual