With a heart rate sensor, pedometer sensor, blood oxygen level sensor, and sleep tracker, the ProWatch-B18 is designed to help you lead a healthier lifestyle. Stay connected with the Bluetooth 5.1 Technology and enjoy the handsfree function. 1.8 Inch Hi-Res Display makes this smartwatch easier to see and use. IP68 Water and dust resistance ensure the ProWatch-B18 is the perfect companion for every adventure. Smart on the inside, and fashionable on the outside, the ProWatch-B18 is everything you need, in one device.