Feature: 1. You can use your mobilephone to find your wristband, and you can also use your wristband to find your mobilephone , which is very convenient. 2. Compatible with Android and iOS systems. 3. Clear color screen, the night version is clear and not dazzling. 4. Tempered glass screen, wear-resistant and scratch-resistant. 5. Messages are reminded and delivered in real time, can take pictures and record videos. 6. Real body monitoring, including heart rate and sleep status. 7. Environmental protections TPU straps, high toughness, skin-friendly, comfortable to wear. 8. Built-in multiple sports modes, alarm clock, step counting and other practical functions. 9. Wrist optical heart rate, raise your hand to light up, monitor heart rate changes in real time. 10. Built-in USB interface, plug and use, universal, practical, convenient and quick. Specification: Uses a larger 1.3in display, larger words, clearer, high-sensitivity touching screen can achieve various operations, intelligent steps, calories, sleep and heart rate monitoring, quickly view various functions, and the touched operation of the large color screen is smoother. Features: You can use your mobilephone to find your wristband, and you can also use your wristband to find your mobilephone , which is very convenient. Compatible with Android and iOS systems. Clear color screen, the night version is clear and not dazzling. Tempered glass screen, wear-resistant and scratch-resistant. Messages are reminded and delivered in real time, can take pictures and record videos. Real body monitoring, including heart rate and sleep status. Environmental protections TPU straps, high toughness, skin-friendly, comfortable to wear. Built-in multiple sports modes, alarm clock, step counting and other practical functions. Wrist optical heart rate, raise your hand to light up, monitor heart rate changes in real time. Built-in USB interface, plug and use, universal, practical, convenient and quick. Specifications: Color: blue, black, red, purple, green (optional) Screen size: 1.3inch Resolution: 240*240 Waterproof: IP65 BT: 4.0 Applicable system: IOS 9.0 and above, Andriod 5.0 and above Material: TPU+glass+metal Battery: 3.7V, 150mAh Package size: 122 * 80 * 30mm / 4.8 * 3.1 * 1.2in Package weight: 44g / 1.55ounces Packing List: 1 * Intelligent Watch Package List: 1 * Intelligent Watch