Product weight: 0.0260 kg Package weight: 0.0800 kg Package Size(L x W x H): 16.00 x 10.00 x 4.00 cm / 6.3 x 3.94 x 1.57 inches Package Contents: 1 x Bracelet, 1 x Wrist Strap, 1 x Charging Base, 1 x Shoe Buckle Description: Do you want to personalize your own life? Do you want to monitor your running? Or do you want to know your body conditions clearly in daily life? Our multifunctional smart watch can meet all your needs. Monitoring your running, your sleep quality and your swim stroke recognizer for you. What's more, it still has other practical functions such as call, and message notification, etc. You deserve such an intelligent partner! Why not come and get to know more about it? Main Features: - Compatibility: the Smart Bracelet supports the most smartphone with Bluetooth 4.2, support for Android 4.4 and above, for iOS 9.0 and above. - Intimate Sports Partner: with a shoe buckle to detect all kinds of running information, providing full running data and sports recommendation, enhance your running profession. - Wireless Updating: wireless smart bracelet can remind you for your phone calls, messages, alarm, etc. through wireless Bluetooth. - Perfect Personal Health Tracker: record and display calories, steps, sleep quality and sports including running, and swimming. Set a time, and it will alarm you to move after a long time sitting. - 50M Waterproof: support swimming stroke recognition function. Can withstand temporary soaking like raining, bathing, hand washing, etc. Not support hot water shower. - Smart Touch Screen: a true touch screen provides the clear display. The screen will turn on when you lift your wrist, offering great convenience. - Ultra-long Battery Life and USB Rechargeable: the fitness watch consumes less power and can generally last for 12 to 20 days. You can see the battery indicator on the screen. USB rechargeable, you can charge it on any devices using the USB ports. Parameters: Display: PMOLED Waterproof level: 50M System requirement: for iOS 9.0 and above, for Android 4.4 and above Screen: 0.5 inch Battery capacity: 77mAh Li-ion battery (included) Charging time: less than 120 minutes Working time: 12 days Standby time: 20 days Wrist strap: silicone Bluetooth version: Bluetooth 4.2, 2.4GHz Weight: 26g (not include wrist strap) Main body size: 40.5 x 14.8 x 11.2mm Wrist strap size: 226.15 x 17.7mm