The wholesale D18 smart bracelet is equipped with a 1.3 inch screen and a detachable band. The smart watch is filled with various fitness features such as a calorie monitor, heart rate manager, and a blood oxygen indicator. In addition, the software on the smart bracelet is designed to monitor and record your steps and movement while you are at the gym or performing a fitness session. The smart bracelet is also equipped with other features such as a passometer, alarm clock, message reminders, sleep monitor, and remote control. The D18 smart bracelet includes a 90mAh battery that is engineered to provide around 5 days of standby time and 3 days of working time. In addition, the smart watch is offered in various types of colors such as red, purple, blue, black, and green. The smart bracelet is IP67 waterproof to meet your requirements. In addition, the bracelet is assembled with a strong plastic case material that is designed to accommodate demanding conditions during your fitness sessions. The smart watch is equipped with an upgraded firmware system and app system to ensure optimal dependability and usability. The smart bracelet is equipped with an optical heart rate sensor and visual light band that is integrated with advanced measurement technology. The heart rate sensor and measurement technology allows you to obtain an accurate heart rate and blood pressure data.