Monitor Stand For Computer Screens Shenzhen ChengRong Technology Co.,Ltd. , https://www.laptopstandsupplier.comThis coin-sized health detector collects the wearer's physical activity data at any time by simply placing it on the phone screen to synchronize with the phone application, providing the wearer with scientific health data analysis and exercise advice. 
In addition, the detector's appearance and functional design is also a fine, sleek shape can be versatile with any clothing, hidden and under the LED lights can provide an indication of activity positivity; magnetic grooves allow you to put it on the neckline The trouser pocket is worn on the wrist and the built-in battery keeps it working for 6 months.