Product Name: Sports Smart Watch for MenScreen Size: 1.32 inchScreen Type: IPSResolution: 360*360 pixelsBattery Capacity: 300 mAhWorking Hours: About 3-5 daysStandby Time: About 35 daysCharging Type: Magnetic ChargingIP Rating: IP67 WaterproofBand Size: About 21.5*22mmAPP Name: DafitBluetooth Version: BT 5.0Compatible System: Android 5.0 or above, iOS 10.0 or aboveNote:♥ Sports Smart Watch is not professional medical equipment, the relevant health data is for reference only.♥ The watch has a built-in speaker, please do not soak it in water. NO SWIMMING, NO DIVING, NO SHOWERING.♥ Please charge it for 2-3 hours when you receive it. It was run out of power after the long delivery. Thank you!Additional Gadgets:Female Health Tracking/ Sleep Tracker/ Sedentary Alert/ Drinking Reminder/ Alarm/ Camera/ Music Player Control/ Music Player Control/ Wrist Sensor Switch/ Stopwatch / Timer/ IP67 WaterproofThe Bluetooth Connection Guide of smartwatch:The fitness watch needs to connect to Dual Bluetooth(App Bluetooth and audio Bluetooth in the phone). Turn on Your Mobile Phone Bluetooth .Step1: Open "dafit"-"Watch"-"Add a Device"-Find HM09 and Choose-"Pair"- "Allow Write Data"-DoneStep2: Go to your mobile phone Bluetooth-Find HM09-XXXX and Choose ---Connected---Done