Location: London, UK
Address: Zetta Sense LTD 80, Kingston Road
ZIP: SW19 1LA
Education: High school
The UbiTrack TWL2 is a non-removable wristband. It also supports IP68 waterproof grade. This device has additional sensors, heart rate s(photoelectric) and has a non-removable alarm function. These devices have an operating temperature between -20 degrees to 55 degrees.