This smartwatch is wonderful. Kospet Tank X1 Smartwatch display size is 1.47″ AMOLED 194*368 with THE 3TH GENERATION CORNING GORILLA GLASS. Materials are 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 has 70 Sports Modes with Smart Recognition. This is also 10ATM & IP69K Waterproof. CONNECTIVITY is Bluetooth 5.0.