General Specification Brand Bakeey Model B15 S Color Black White Red Green Bluebluetooth Version BT4 0 Language French German Italian Japanese Korean Spanish Portuguese Vietnamese English & Chinese Weight 21 5g Size 235 19 5 15 5mm APP racefit 15s Special Features Waterproof IP67 Waterproof Heart Rate Monitor Support Blood Oxygen Monitor Support Blood Pressure Monitor Support Sleep Monitor Support Pedometer Support Alarm Support Touch Screen Support Exercise Plan Support Caller or Message Show Support Technical Parameters Sreen Size 0 86inch Type OLEDBattery Battery Capacity 80m Ah Standby Time 15 days Working Time 7 days Sensor Three axis sensor Band Material TPU Length 235mm Processor Norway ARM processors Package Included 1 Bakeey B15S Smart Bracelet 1 Strap 1 USB (Universal Serial Bus) Cable 1 Manual