What's in the box:

Bike Computers G Wireless Global Position System Speedometer Waterproof Road Bike MTB Bicycles Backlight Bicycle Stopwatch Cycling Computers Can Connect App (Standard)

This bicycle stopwatch can track each and every moment accurately and precisely, be able to view and share data through app. It is easy to install and offers a seamless user experience.

Features:
Multi data display: can record and display a variety of data to meet the needs of daily riding. It can display speed, average speed, maximum speed, movement times, clock, mileage, altitude, slope and total mileage.
BT 5.0 connection, APP synchronization: be able to download the corresponding app according to the QR code of the manual, BT 5.0 connection, be able to view and record various data on the mobilephones, convenient to share.
Quick positioning: support four kinds of satellitespositioning system, positioning quick and accurate.
IPX7 waterproof: IPX7 grade waterproof, flexible to deal with different kinds of weather, practical. (please do not submerge the product in water, cover the UBS cover properly)
1.8-inch LCD screen: display of various data, automatic backlight, able to read clearly.
The function of built-in barometer can assist in measuring altitude and help you understand environmental changes.
The installation is convenient and quick, and it has long endurance, about 25 hours.

Specifications:
Screen: 1.8-inch
Battery: 3.7V, 500mAh
Battery lifes: about 25hours
Waterproof: IPX7
Screen type: LCD Display
Wireless tranmission: BT 5.0
Size: 75 * 48 * 19mm / 3.0 * 1.9 * 0.7in
Weight: 50g / 1.8ounce
Package size: 170 * 100 * 30mm / 6.7 * 3.9 * 1.2in
Package weight: 95g / 3.4ounce

Packing List:
1 * Bike Computers
2 * Rubber Rings
1 * Rubber Pad
1 * Mount Base
1 * USB Cable