Hi,Salam Sejahtera Kepada Semua! ALL IN MOBILE - We are selling all gadgets,Latest model,Lowest Price,Variety Choices! Specification: -Display: 1.3 inch AMOLED, Resolution 360x360 -Positioning: GPS + GLONASS -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 -Battery: 390mAh LiPo (Minimum value) -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. -Waterproofing: 5ATM, supports swimming -Body Material: Polymer materials -Dimensions: 47.7 X 47.7 X 13.5 mm -Weight: 58g (with strap) -Supported devices: Android 5.0 or iOS 10.0 and above *** 1 Year Warranty *** Terms & Conditions Any fault not covered by all manufacturer's warranty - Water / liquid Damage - Unauthorized Repair - Unauthorized Third Parties / Modification - Physical,LCD & Touch Screen Damage - Sealed Has Been Tempered Or Removed - When No Receipt Is Presented During Warranty Claim - Phone Is Protected By Password / Apple ID / Mi Account *** #ALLINMOBILE *** - #Trusted #Seller