Description:0.96in color screen display, clear to see even under sunlight, monitor your sports informations at all times, IP67 waterproof, you can wash hands when you wear it or wear in the rain, but it's better not wear it to swim.Features:High sensitive touched screen, can achieve various operations, information content, step, calories, distance, weather, heart rate and other functions to quickly view, thus opening intelligent life.Made of thermoplastic elastomer, it is more comfortable to wear, double-ed design, let you exercise without falling off. hearrt rate is nice for knowing your health and exercise status, using reflection. Photoelectric signal principle records your heart rate, 24h continuous your heart rate.Automatically record the number of step, calories.You can choose the exercise program that suits your life rhythm, Nothing is more than sweating after exercise. Sweating can relax yours, stick to exercise, and make yours a nicer s.The bracelet automatically detects your sleep and generates a sleep report.With IP67 waterproof performance, rain, water environments completely fearle, let you enjoy the fun of life.When you forget the time, the bracelet will gently, remid you to get up and wake up.Specifications:Color: blue, black, red (optional)Bluetooth: 4.0Screen size: 0.96inBattery: 3.7V, 90mAhTheoretical standy time: 10 daysTheoretical working time: about a weekWaterproof: IP67Package weight: gPackage Included:1* smart bracelet1* charging cable1* manual