Matrix PowerWatch 2
NO CHARGING REQUIREDThermoelectric Power (Thermal and solar energy )
Matrix PowerWatch 2
Wter resistant : 200m
Size : 47 x 47 x16mm
https://www.youtube.com/watch?v=8K5i2pVKBEA
https://youtu.be/SWOxAD3Enxw
https://www.powerwatch.com/products/powerwatch-2
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