1.4-inch (320×320 pixels) 323 PPI touch color LCD screen with 350 nits brightness, 60% NTSC color gamut

3-axis accelerometer and 3-axis gyroscope, Barometer (altimeter), Compass

Bluetooth 5.0 to connect to Android 5.0+ and iOS 10.0+ devices

11 Sports modes: Outdoor running, Treadmill, Outdoor cycling, Open water swimming, Freestyle, Pool swimming, Cricket, Trekking, Trail run, Walking and Indoor cycling

Automated Heart Rate Measurement, 24-hour Real-time Heart Rate, Sleep Monitoring, Breathing, Notifications, Weather, Clock, Alarm, Flashlight, Music Control, Idle alerts

GPS / A-GPS / GLONASS

Water Resistant (5ATM or 50 meters)

Dimensions: 41x 35 x 10.9mm; Weight: 35g (with strap) 21g (without strap)

230mAh battery with 9 days battery life with typical use, 10 hours with continuous GPS use in sports mode