Features: * This watch supports 24-hour heart rate monitoring to monitor and record the data of heart rate in order to comprehend your own physical condition better. * The smartwatch also monitors & records your sleep status automatically, providing a comprehensive analysis of your sleep quality to help you develop a healthier lifestyle. * This fitness wristwatch has 8 sports modes to choose from. * You can record and view real-time data such as your heart rate and calories you burned. * This activity tracker has a weather and temperature display, so you’ll be prepared for rain, sun, and a number of pieces of clothing before you leave home. * These smartwatches has a life waterproof rating which enables it to resist sweat, accidental rain, or splashing. * It also can monitor and record your steps, activity distance, and calories, has a sedentary reminder, alarm reminder, stopwatch, timer, and other functions. Specifications: * Colour: Black, Gray, Pink, Gold * Material: ABS, Silica Gel, Stainless Steel * Size: 52 × 40 × 12 mm * Weight: 30.5g * Usage Time: 3 days * Charging Time: 1.5 hours * Battery Information: 180mAh * Compatible system: Android5.0 (contain), IOS9.0 (contain) above * Pixels: 240×280 TFT * Touch-type: Full-screen touch * BT: 5.0 Bluetooth Low Energy Chip Package Includes: * Y13 smartwatch, silicone strap * 1 x Smartwatch * 1 x Silicone Strap * 1 x USB Charging Cable * Y13 smartwatch, metal strap + silicone strap * 1 x Smartwatch * 1 x Silicone Strap * 1 x Metal Strap * 1 x USB Charging Cable