When life gives your #lemons, power #IoT devices with it.

"Actually, the grapefruit continued to provide power, but it started to smell."

#energyharvesting #batteryless #nobattary

New Wheels "Pi pop" bici no battery - Boomerblog.it New Wheels "Pi pop" la bici no battery. La bicicletta elettrica ha guadagnato una popolarità incredibile, offrendo una soluzione ecologica.

www.boomerblog.it/2025/09/06/n...
#bicicletta, #ecologica, #elettrica, #NewWheels, #nobattery, #pipop

Here's How A Rolex Watch Runs Without A Battery - SlashGear Rolex watches run on a Perpetual rotor, which stores energy from wrist movement in a mainspring, powering the watch without a battery.

#mwgic #2025 #Watch #Mechanical #NoBattery

Before battery watches, most required winding a cpl times a day. In the 1980's, a few other watch makers made auto-winders. Shake them good for a couple of minutes morning and evening, & they still work now. I have 1.

www.slashgear.com/1942706/role...