PowerWatch Matrix, Body Heat Powered Fitness Tracker Smart Watch, 50M Dive, Calorie and Step Count, iPhone/Samsung…

114$

All Matrix smart watches feature our patented thermoelectric technology to keep your watch charged using the heat your body naturally produces
Easy-to-use fitness tracking smart watch records metrics such as calories, steps, and sleep with highly accurate senors
Not only water resistant, the Matrix smart watch offers the ability to dive to a depth of 50M (164 ft). With the reinforced bezel, there’s nowhere you can’t go with this watch