zOrigin Fitness Tracker Built with Chip-stacking Technology

Here is a tiny wireless fitness tracker with a heart rate monitor, 3-axis accelerometer, and temperature sensor built with chip-stacking technology. It comes with Bluetooth connectivity, a vibration motor, and LED. It has a 3D printed plastic enclosure. There is also a 25 mAh rechargeable battery inside.

More items like this: here

If you back this project, you get a free trial of zCAD to design your own chips.

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