Comment on Look Ma, No Batteries! Hands On With Lenovo's Self-Charging Keyboard
Flipper@feddit.org 1 week agoIt doesn’t say what type of capacitor is used, but electrolytic capacitors can basically be charged and discharged indefinitely. They don’t wear down . However they age based on temperature. The ones at my work have 2000h @ 105°C. For every 4 °C coolor the lifetime doubles as a rule of them.
Isoprenoid@programming.dev 1 week ago
Yes, it does. They’re supercapacitors.