Features: brand new and high quality Large Screen Display: 1.3-inch Color IPS display,240x240px Hign Definition Resolution, brings a clear visual experience on your wrist . You can interface with finger touching the screen . Heart Rate & Sleep Monitoring : The watch tracks real-time heart rate for all days and monitor your sleep quality automatically at your rest for time ,helping you collect and record for health datas and adjust yourself to build a healthier lifestyle. All-day Activity Tracking : The watch records activities like steps,distance,calories comsuption while you exercise and the feedbacks & recordings help you fight for your for health goals. Never Miss Call & Message : Real-time messages and calls synchronized with your mobile phone can be displayed automatically on the watch in full-text content . You will not miss any informations from this watch reminder. Durable Battery Life& IP67 Waterproof : The level of waterproof is IP67 which allows you to wear it in the rain or when washing hands. The watch is equiped with a 200mAh battery and power management greatly enhance the endurance of the watch .The daily use can last approximately for 7-10days once fully charged. Specifications: Strap Material: Silica gel Color: Black+Blue+Pink+White Watch Size: Approx. 44.7x11.5mm /1.76x0.45 inches Strap Size:Approx. 150-210mm / 5.9-8.3 inches Weight: Approx. 36g / 1.27 ounces Memory size: 1MB ROM+128KB -RAM Display : 1.3 inch IPS Color Screen Resolution: 240x240px Battery type: Lithium polymer battery Power Consumption: Approx. Standby for 30 days, Normal Use for 7-10 days (calculated based on 200mAh battery) Bluetooth-compatible type: Bluetooth-compatible 4.0 for Touch Screen: Single for touch Font type: Single /multi-language font Battery capacity : 200mAh System Surpport: Support with iOS 8.0+ /-Android 5.0+ Function Sports record: Step Count, Exercise for time, Exercise Mileage, Calorie Consumption, Sleep Monitoring Note: 1.Please allow +/- 0-1g , +/- 1-3cm error due to manual measurement. pls make sure you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 3.Any Cellphone is not included. Package includes: 1 Piece Fitness Tracker Watch 1 Piece Wrist Band 1 Piece Manual 1 Piece Packing Box