This is the Serfas TSL 1500 light that was tested on our sister site. Its worth considering if you’re shopping for a new light.
4 Hour Quick Charge
Ram Air Cooling for Increased Brightness and Longer LED Life
Included Quick Release Handle Bar Mount
Included Easy Adjust Helmet Mount
3 Foot Extension Cable Included
Modes: Overdrive, High, Medium, Low and Flash
Weight: 480 Grams with Bracket
Run Times: Now up 3 Hours – 12 Hours Maximum (Depending on Setting)
Read about it HERE.