Waterproof Smart Watch Sleep Monitor Blood Pressure Oxygen Heart Rate Pedometer Fitness Tracker Smart Bracelet Specification: Size: Diameter 39.0 mm/1.53in,thickness 10.3 mm/0.4in Packing size: 150*74*34mm/5.9*2.91*1.33in Weight: leather strap model 120g, steel strap model 145g Model: (A) Pink steel strap, (B) Black steel strap, (C) Silver steel strap, (D) Blue leather strap, (E) Black leather strap Main Chip: NRF52832_QFAA Memory size: 512KB + 64KB G-sensor model: LIS3DH/KX023-1025 Heart Rate Sensor Model: HY1303/LST1303 Huajing Display screen specifications: 0.95 inch OLED color screen resolution 96*64 Key mode: single touch panel Battery types: lithium polymer batteries USB Charging: charging 1A or below Charging mode: Bullet needle/USB Motor type: patch motor/non-patch motor Standby power consumption: 150 days standby, 12 days normal use (calculated by 170 mAh battery) Bluetooth-compatible type: Bluetooth-compatible 4.0 Types of Font Push: Multilingual Font Supporting APP: Hey Band Charging Voltage: 5.0V Charging current: 80MA APP Language: Simplified Chinese, Traditional Chinese, English, Japanese, Korean, Spanish, German, Italian, French, Greek, Turkish, Russian, Dutch, Portuguese Mobile phone system requirements: support system for iOS version 4 S/5/5S/5C/6/6 Plus/6s/6s plus/SE/7/7 plus; compatible system for Android version 4.4 and above, and support Bluetooth-compatible version 4.0 Android Smartphone Exercise records: step counting, exercise time, exercise mileage, calorie consumption, sleep monitoring, 30 days of exercise/sleep data. Health monitoring: real-time heart rate measurement (dynamic, static), blood pressure measurement (timed blood pressure measurement can be set), blood oxygen measurement, fatigue monitoring. Intelligent reminder: Custom alarm clock reminder, water reminder, sedentary reminder, caller reminder, information push (SMS/QQ/Wechat/Skype/Facebook/Twitter/Line/WhatsApp), loss-proof reminder. Other functions: turning the wrist bright screen, one-click physical examination, time display, remote photography, no disturbance mode settings, find the bracelet, Wechat movement, Bracelet refusal to answer the phone, to support the upgrade of APP in the air. Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Watch 1 X Charger 1 X Watch Box 1 X User Manual