AMAZFIT T-REX Dimensions 47.7 X 47.7 X 13.5 mm Weight 58g (with strap) Waterproofing 5ATM, supports swimming Screen 1.3”AMOLED, Resolution 360 x 360 Touch Screen Corning Gorilla Glass 3 + anti-fingerprint coating Sensors BioTrackerTM PPG Bio-Tracking Optical Sensor 3-axis acceleration sensor Geomagnetic sensor Ambient light sensor Positioning GPS + GLONASS Connectivity Bluetooth 5.0/BLE Battery 390mAh LiPo (Minimum value) Accessories Magnetic charging base, user manual Charging method Magnetic, 2pin pogo pin charging Theoretical Charging Time Magnetic, 2pin pogo pin charging Battery Life Daily use mode:20 days Heart rate monitoring always on, sleep monitoring; GPS turned on for 13 minutes a day, 150 messages pushed daily which activate screen, wrist raised 30 times which activate screen, 5 minutes of other operations. Basic watch mode: 66 days Bluetooth connection to phone turned off, heart rate monitoring and other functions, screen activated by wrist tilt 100 times a day. GPS continuous working time: 20 hours GPS activated to track exercise and monitor heart rate. Body Material Polymer materials Supported devices Android 5.0 or iOS 10.0 and above الحالة جديد الماركة ماركة أخرى