Size (length*width*height): 10cm x 20cm x 30cm

What's in the box:

iGS50E x 1 Micro USB Cable x 1 Standard Bike Mount x 1 User Manual x 1

Real Time Display(13 data) Speed, Average Speed, Max Speed, Riding Time,Trip Distance, Total Distance, Altitude,Gradient,Temperature, Time, Date, Calorie,lap ANT+ Display Data(6 data) Current Cadence, Average Cadence,Max Cadence,Current Heart Rate,Average Heart Rate,Max Heart Rate

GPS Cycling Computer Physical dimension: 86*54*18mm Screen: 36*49mm,High Brightness,High Contrast, Anti-glare Screen 2.2" LED screen 240*320 pixels Back-lite for night ride Waterproof: IPX7 Memory: about 200 hours riding data Real time display: SPD, AV SPD, MX SPD, DST, ODO,ALT,TEM,TIME, TRIP TIME, DATE,Lap Connect iGPSPORT APP GPS: High sensitive GPS+ Beidou+Glonass Working temperature :-10 ~50C (14o to 122oF ) Data display :1-10 cycling data columns can be customized in single page & 1-6 pages can be customized & More than 80 cycling data for selection Battery : Rechargeable, built-in lithium-ion battery Battery life : 1200Mah battery 22-40 hours (typical usage) App sync for web analysis data for iOS & Android Motion detector auto wake up

Wireless transmission -Bluetooth 4.0 (support with iGPSPORT APP connection,not for Bluetooth heart rate and another tools) -ANT+: Support ANT+ heart rate sensor,speed sensor,cadence sensor -Interface :Micro USB -Official website link (can update firmware and download computer manual )

In the box: iGS50E x 1 Micro USB Cable x 1 Standard Bike Mount x 1 User Manual x 1

Optional accessories :Out Front Bike Mount, Heart Rate Monitor, Speed Sensor, Cadence Sensor, Cadence and Speed Combined Sensor, Power Meter.