Brand: TimoomWireless communication standard: BluetoothColor: rose goldProduct quality: 67gProduct size: 42*42*9.8MMConnection technology: BluetoothOperating system: IOS, AndroidHuman-machine interface input: touch screenScreen size: 1.28 inchesWaterproof level: waterproof[Bluetooth call watch and message notification] Our fitness tracker smart watch is equipped with Bluetooth communication, allowing you to answer calls freely. When the phone is in your pocket, you can answer the call through the watch. It can also receive SMS and SNS notifications (Facebook, Twitter, Instagram, WhatsApp, Skype, etc.).[Fashion dial and custom dial] This Bluetooth call smart watch has a large 1.3-inch (about 3.3 cm) screen, which can provide excellent image quality, and the full touch screen operation design will bring you a better experience. This smart watch contains 3 main dials, which can be selected at any time, as well as 15 other dials in the Lufitcode app. You can also customize the dial through your phone. It can be any photo, such as your selfie, family, pets, scenery, etc.[Heart Rate Monitor and Sleep Tracker] The fitness tracker watch automatically monitors your real-time heart rate and helps you better understand your heart rate trends. The sleep tracker comprehensively analyzes your sleep quality (deep sleep, light sleep, wake-up time and total sleep time) to help you develop a healthier lifestyle.[6 sports modes of activity tracker] This fitness smart watch supports 6 sports modes: football, cycling, walking, running, yoga, mountaineering, and can also track various real-time data during exercise to analyze and analyze your daily health. Improve the provision of reference data.[IP67 Waterproof, Long Standby and Wider Compatibility] This smart watch is designed with IP67 waterproof rating, which allows you to wash your hands, sweat or run in the rain. It is not suitable for hot water, sauna or environment with large temperature changes. After 2.5 hours of charging, our fitness smartwatch can be used for up to 7 days and the standby time is about 25 days. Compatible with Android 5.0 or higher, iOS 10.0 or higher, Bluetooth 4.0 or higher.