@natematias @ascentale @bikemonterey @bikenite I got these a couple of years ago.
I pop them out once a week or so to stick them into USB ports and recharge. My commute's about 45 minutes each way so that's a lot of hours. They are motion sensitive so I don't have to turn them on or off. (They do shut off if it's in the garage for a few days.)
I can **still ride the pedals** if they're in the charger though. So having a bad memory is not an issue.
About two years out, I sprang for a set for my other cargo bike and ... two of the litte cartridges stopped charging, and I expect others will two. I'm thinking 2 years of daily use ... is purty good. (Also, I dropped one early on and the switch broke and they just sent me a replacement, no questions asked.)
I have sold a few -- 2 of the 3 were 'what can I get my biker person for Christmas?" And I said "THIS --> they won't want to spend that much but they will LOVE THEM." (The third was a neighbor who went down to Itty Bitty Bike SHop and said their neighbor had them so Geoff said, "Oh, you live on Anderson Street?" which kinda freaked him :P )
They