Note: 1.Please scan the QR code on the manual (or package box)，download the APP to pair with your phones before using，and connected to the watch by APP. do not use the phone's bluetooth connect the watch directly. 2. Dual Bluetooth: One bluetooth for app paired, other bluetooth for call and music player function, please connect all before use it. 3. Calling function: It will have 1-2s delay by phone calls. Product parameters Product Dimension: 210*45*12 mm (Total length + case diameter + thickness) Support phone system: For IOS8.0&abocve，For Android5.0&above Bluetooth version: 4.0 BLE Calling Bluetiooth version: 3.0 BLE Waterproof level: IP67 Type:1.3 'inch round Colorful display Touch screen: Full touch control Resolution: 240*240 px Type: Polymer lithium battery Battery capacity: 200 mA Charging time: about 60 minutes Working hours: 5-7 days Standby time: about 30 days Working temperature: -20°C ~ 50°C Vibration motor: Support Heart rate chip: Support Product Features Receive/Reject phone calls/ Dial phone call Heart rate monitoring Blood/Blood oxygen pressure monitoring Sleep monitoring Sedentary reminder Sports pedometer/calorie consumption/track record/exercise time Call reminder and display Message is pushed and displayed Remote control camera Automatically heart rate measurement Multi-Sport measurement Clock reminder Alarm reminder 5 kinds of dials default. APP customized watch faces are optional APP support language: English, Japanese, Korean, German, Spanish, French, Italian, Russian, Portuguese, Arabic,Chinese, UI Support language: English,Chinese, Spanish, French,Russian, Portuguese, Polish Messages push up support language: English,Chinese, Spanish, French,Russian, Portuguese, Polish Package Including: 1*Smart watch 1*Using manual 1*Charging cable