I try to avoid coil cells in all my devices - all batteries in my house are rechargeable. That being said, there are rechargeable button cells and there is a b

I try to avoid coil cells in all my devices - all batteries in my house are rechargeable. That being said, there are rechargeable button cells and there is a button cell charger! https://thepihut.com/products/lithium-ion-coin-cell-charger https://thepihut.com/products/lithium-ion-coin-cell-charger