Shanren Wireless Large Screen Heart Rate Monitor GPS bluetooth Speed Sensor Smart Bike Computer 260LSpecifications:BrandShanrenModel NameGPS Smart Bike Computer LightFront Light Brightness260 lumenLighting ModeHigh / LowFront Light Working Time3 hours / 6 hoursComputer Working Time80 hoursBattery Capacity2800 mAhCharging Time5V/1.5ASupportCadence Sensor / Speed SensorApp SupporShanren Sport APPColorBlackMain Features:* BLE (Speed, Cadence, Heart Rate) devices connection supportive. * Built-in digital barometric altimeter * High-accuracy GPS tracking (Deviation Features bluetooth Smart Devices Supportive: Speed, Cadence, Heart Rate; Built-in barometric altimeter measures elevation and grade;GPS +GLONASS Tracking: longest GPS working time ever, up to 80 Hours.Revolutionary detachable headlight with 260 lumens Led light, High/Mid lighting modes last from 3-6hrs,ensures additional night ride safety.Smart Warning Light: 2 modes selectable; under breathing light mode the color is selectable via Shanren Sport APP;under speed warning light mode the lighting color changes according to different riding speed.Tracks and data uploadable via Shanren Sport APP and can be shared to STRAVA (iOs ready, Android is still ongoing),new functions can be implemented by firmware upgrade via APP.Package Included:1 x GPS Smart Bike Computer Light1 x Bracket1 x USB Cable