Even with two
TillyTec LED 2000 light-heads connected, it looks like I can still get more than two hours out of my TT 3 battery-pack, though not quite at 100% towards the end. I actually just turned off the lights after 130' in order not to deep-drain and possibly damage the battery.

| | Flexi II | TT 3 |
| 2x LED 2000 | -NA- | >100' |