Features: Smart Sensor: KX023 sensor, just tap the bracelet, 0.96" display screen will light up, and BLE 4.0 wireless technology allows you to easily drive hands-free operation, and unique layout bring you a clear visual experience.OOTDTY  IP67 waterproof, through repeated high temperature abrasion environment test, drop test and cold water immersion, it can ensure free wear in any place.Multi Function: call reminder, sedentary reminder, SMS reminder, Bluetooth-compatible synchronization, alarm clock reminder, remote control photo.Health monitor & Multi Sports Modes: a health tracker with sleep monitoring, heart rate detection, supports step counting, calorie consumption, distance, multiple sports modes, GPS track record and more.Long Battery Life: 100mAh capacity battery, long battery life, long-lasting standby, safe and power-saving.Specification: Model: F07t blood oxygen braceletMain Control Chip: DA14585 -RAM 96KSensor: KX023HR sensor: HR S3300Temperature: SC7A20CScreen Size: about 0.96 inch 80x160 dpitftBT Version: BLE 4.0Battery: 100 mAhStandby Time: 7-10 daysWaterproof: IP67Charging Interface: USB 2.0 portCharging Time: about 2 hoursCompatible Platforms: for Android, for iOSStrap Material: TPUDial Size: Approx. 40x21.5 mm/1.57x0.84 inchColor: Black, Blue, Pink, Red, Purple, Green(optional)Funstions:Software news push: Facebook, -Twitter, line, WeChat, etc.APP supports 17 regional languages: Chinese, English, Traditional, Japanese, French, German, Russian, Spanish, Portuguese, Arabic, Hindi, Italian, Hungarian, Czech, Polish, Dutch , SlovakPackage Includes: ​1x Smart Braceletnote: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.