Display PPI: 341, Motor: Linear motor, Strap: Materials: Fluoroelastomer / Nylon, Quick release, Width: 20mm Min. & Max. Wrist Dimensions: 140mm-200mm, Buckle: Classic pin buckle. Theoretical Charging Duration: Approx. 2 hours, Typical Usage Scenario Battery Life: Up to 8 days, Battery Saver Mode Battery Life: Up to 16 days, Clock Mode Battery Life: Up to 30 days, Heavy Usage Scenario Battery Life: Up to 4 days, Accuracy GPS Mode: Up to 16 hours, Balanced GPS Mode: Up to 28 hours, Power Saving GPS Mode: Up to 33 hours. Capacity: 300 mAh (rated value). Supported Devices: Android 7.0 and above, iOS 12.0 and above, Application: Zepp App
Sports Features: 25 strength training movements 8 sports movements, Track Run mode Smart trajectory correction Virtual pacer, Workout Status PeakBeats, Outdoor running, Treadmill, Walking, Trail running, Indoor walking, Race walking, Track run, Outdoor cycling, Indoor cycling, Mountain biking, BMX, Pool swimming, Open water swimming, Fin swimming, Artistic swimming, Climbing, Hiking, Orienteering, Rock climbing, Fishing, Hunting, Skateboarding, Roller skating, Parkour, ATV, Offroad motorcycle, Chess, Checkers, Go, Bridge, Board game, Jumping rope, Archery, Equestrianism, Driving, Stair climbing. Health Features: Heart rate Blood-oxygen saturation Stress level, Heart rate Blood-oxygen saturation Stress level One-tap measurement, Sleep stages (including REM) Daytime naps Sleep schedule Sleep breathing quality Sleep score, Health Assessment System: PAI, Breathing Exercise, Menstrual Cycle Tracking, Via Bluetooth connection to your phone, the Amazfit GTS 4 can be used to receive and answer phone calls, to help you keep up with personal and professional contacts while on the move. Easily set an alarm, ask a question, get a translation and more with Alexa.