naack Smart Watch Bluetooth Smart Bracelet Blood Pressure Blood Oxygen Heart Rate Sleep Monitor Waterproof IP67 Long Battery Sport Smartwatch Message Reminder Fitness Tracker for Android and iOS

Features: 1. Superconducting powder metallurgy electrode materials, screening of 32 electrocardiogram diseases. 2. Sleep Monitor: Enter in o monitoring for sleep interface and click start and then put onto hand to sleep,the pedometer will monitor user's sleep quality through Oscillation Amplitude and duration of sleep. Specifications: Model: KW19 Bluetooth Version: Bluetooth V4.0 Operating OS: Android 5.1 / IOS 9.0 or iPhone 5s above. Waterproof: IP67?no? Touch Display Screen: 1.3 inch TFT round HD Touch Screen: Single touch OGS Capacitive Screen Resolution: 240*240 pixel CPU: HS6620D Memory: 128Mb RAM 256Mb ROM Sensors: heart rate sensor Battery: 140mAh High voltage Polymer battery Charging Time: about 2-3 hours Standby Time: about 8 days Normal Use: about 3 days Charging: USB Charger Dock G-sensor: support MIC: no Vibration Reminding: yes Camera: no OTA Upgrade: yes APP / APK Download: Scan the QR code on your watch through phone browser to download and install App. Finish Processing: Plastic case + Interchangeable TPU strap Support Languages: Chinese, English, Portuguese, Japanese, French, Spanish, Russian, etc. (The above 7 languages can be displayed in the app after syncing with the phone). Size of the dial: about 50 x 45 x 9.6mm / 1.97 x 1.77 x 0.38in Tips: 1. Please charge your smart watch before use. 2. Please check the user manual to find out how to use the watch. 3. This watch is IP67 waterproof. Do not support bathing or swimming, please stay away from water? What's in the box??packing include? 1 x KW19 Smart Watch 1 x USB Charging Dock 1 x User's manual