3 ms·
Yes I've no idea what's inside them. Presumably very few chips to last that long on battery.
by jonwinstanley 4y ago
Yes I've no idea what's inside them. Presumably very few chips to last that long on battery.
- SonOfLilit 4y agoI have and love one. I think it's 100% analog, and all chemical apart for a small current to erase it.