SMART WATCH Display 1.47" AMOLED 194*368 Always-on Display Time Battery 230mAh Pure Cobalt Battery Always-On Dislpay:2-3Days Daily Use: 8-12Days Standby Only:50 Days Connectivity Bluetooth 5.0 OS Android 5.1 & iOS 11.0 and Above Special Features SPORTS MODES: 70 Sports Modes with Smart Recognition HEALTH MONITORING: Heart Rate, Blood Oxygen, Blood Pressure (Via Software Algorithm) SLEEP MONITORING: 24H Smart Sleep Tracking Material band Body: Metal PC Strap: TPU Memory RAM: 64KB ROM: 128M/256M Sensor STK8325 Supported Apps/ Software KOSPET FIT Others Phone Calls Reminder, Messages Reminder, Music Contral, Weather, Calculator , etc. Processor RealTek8762DW Weight 240g Color Black & Silver Dimension 105 x 105 x 66 (mm) Description KOSPET TANK X1 Smartwatch This is smartwatch is wonderful. Kospet Tank X1 Smartwatch display size is 1.47" AMOLED 194*368 with THE 3TH GENERATION CORNING GORILLA GLASS. Materials is strap TPU and band Body Metal PC. Battery Life is 230mAh Pure Cobalt Battery Always-On Dislpay:2-3Days Daily Use: 8-12Days Standby Only:50 Days. KOSPET TANK X1 Smartwatch have 70 Sports Modes with Smart Recognition. This is also 10ATM & IP69K Waterproof. CONNECTIVITY is Bluetooth 5.0.