Originally Posted by
SGocka
A week or so ago I bought a new taillight. I got the Serfas Thunderbolt.
I have one of those. My favorite light, but I learned very early on that while it lasts seemingly forever in the "dim" flasher mode, that it burns out pretty quick in bright mode. Given how visible it is in "dim" mode, I just use mine in that mode and keap a blackburn flea as a backup.
I second the suggestion to simply adopt a charging schedule - every Sunday night, my lights are on the charger.