Welcome to Shenzhen B-Star Technology Co., Ltd.
The primary draw of these watches is , which uses your body heat as a power source.
: These watches feature a unique power meter on the display showing exactly how much energy your body is currently generating. Model Breakdown & Purchase Considerations
: It converts the temperature difference between your skin and the watch's metal casing into electricity. The "Never-Charge" Promise : For the original PowerWatch Go to product viewer dialog for this item. and PowerWatch X Go to product viewer dialog for this item.
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Dick Hu