Someone Hollowed Out a Duracell Battery and Fit a Surprisingly Good Bluetooth Speaker Inside
I’ve seen plenty of DIY electronics projects that make you go “wtf, why” (this Bluetooth speaker in a walnut comes to mind) but this battery-to-Bluetooth-speaker conversion sits in a completely different category. Someone actually spent two weeks gutting a battery casing, drilling 60 precision sound holes, and cramming a full Bluetooth speaker setup inside what…