Accurate GPS Positioning: New GPS bike computer has 2 modes of global positioning, which can provideaccurate GPS data all over the world. Attention: First time positioning will take 3-5 minutes, please make sure you are outdoor.Bluetooth APP Connection: By using OneBiker App, you can set bike computer very easily on your phone, such as: quickly connect and easily set the device, load GPS track route map, record and analyze cycling activity records, update the latest firmware and so on.2.4 Inch Screen with Auto Backlight: 2.4-inch segment code FSTN glass screen, sunlight readable display, automatically sensing the environment to turn on the backlight. It is a screen that's ready for any adventure.Bike Computer ANT+：Cycling gps computer can support heart rate monitor, speed and cadence sensor, power meter connection through ANT+，All cycling data you will get if sensor connection with bike computer.IP67 Waterproof: IP67 waterproof protection allows bike computer work normally in rainning day. You can go your riding in Rainy and Sunny day.Sync Activity(.fit file) to Strava: You can also sync activity(.fit file) to Strava via OneBiker App on your phone by bluetooth directly.Bike computer can record 80 hours of your riding data.