Description FEATURES: The smartwatch is compatible with smartphones using iOS 8.4 / Android 4.4 or higher, and Bluetooth 4.0 or higher The smart bracelet also has an alarm clock, stopwatch, sleep monitor, heart rate monitor, weather forecast, and pedometer functions. Connect the watch with your phone and you will never miss a call or a message. It will vibrate to notify you if your phone receives a phone call, SMS, and SNS messages The smart band automatically recognizes the heart rate zone, using advanced sensor technology; combined with self-developed algorithms, low power consumption, high precision The smart wristwatch for better calorie burn tracking, optimizing workouts, and discovering health trends that inspire you to make moves on your health and fitness goals Note: The data obtained from the heart rate test is for reference only; it cannot be compared with regular medical equipment. It is forbidden to immerse the watch in hot water, and it is forbidden to wear it in the sauna. Do not leave the watch in the water for more than 30 minutes. Please dry the watch as soon as possible after it has been exposed to water to avoid affecting its use. SPECIFICATIONS: Material: IML craft lens+PC+TPU Color: Black, White, Pink, Blue, Purple Waterproof: IP67 Screen size: 0.96 inch Resolution: 160x80 Battery capacity: 90mAh Charging time: 2-3 hours Working time: 3-5 days Standby time: 20 days Wristband size: 230x18x2mm Dimensions: 42x23x9.5mm Package size: 101x101x31mm System version: Android 4.4 or above / iOS 8.4 or above APP: Dayband Power Supply: Built-in USB Charging PACKAGE INCLUSION: 1 x Smartwatch 1 x User Manual *Decorations and accessories are not included. *Images shown are only a representation and may vary.