【Note】The bicycle odometer has been upgraded to switch mile/kilometer system; You can choose the mile/km display you want in the APP settings; (Before using the G+ Gen2 bike computer for the first time, you need to download the APP, where you can share your exercises by associating your Trainingpeaks account)<br>【3 Satellite Positioning System】Supports GPS, Beidou and QZSS global navigation systems; Fast positioning and higher accuracy; Calculate sunrise and sunset times based on GPS information to achieve automatic GPS time calibration and accurate time information; (Note: Positioning speed is affected by changes in weather and other conditions)<br>【Automatic Backlight and Waterproof】The wireless bike speedometer is designed with a large non-glare auto-backlit screen that is highly visible in the sunlight and can present multiple data, so you can read your data easier and more clearly, day or night; IPX7 waterproof performance allows GPS bicycle speedometer work normally in raining days<br>【ANT+ Sensor Compatibility】 GPS bike computer can support heart rate monitor, speed and cadence sensors, connect power meter via ANT+, and if the sensor is connected to the cycling speedometer, you will get all the data you want for multiple rides; (Need to purchase additional sensors)<br>【Sync To Trainingpeaks】Professional cycling speedometer riding APP supports uploading your riding data via Bluetooth; The G+ wireless bike computer can also use Bluetooth to synchronize cadence and heart rate data to APP, then integrates with Trainingpeak to make sharing more enjoyable, training analysis more comprehensive