My lights crapped out two weeks ago. Then, last week, I discovered that plugging and unplugging them made them work again.
That method gave out last night when I tried to flop them on, only to find no power, no matter what I did. This is the culprit:
When I opened up the batter pack, I found that the LEDs were all broken as well (should be soldered onto the board:
Last week's maintenance exercise was all about the torque wrench. Today I will be playing with the soldering iron. I hate those, especially with old man eyes.