Femto Drive Rear Light run Pro tip: forget sucking oxygen

Pro tip: forget sucking oxygen at some aid station

Micro-adjust laser-etched setup markings

Engages in a fraction of a second

They can be manually snapped over the handle to lock it in the up-right position to keep it away from the heat without locking the lid down

Femto Drive Rear Light run Pro tip: forget sucking oxygenThe Femto Drive Rear is an ultra compact safety light with integrated lens on off switch. The CNC machined aluminum construction increases durability and the Side Visibility Lens extends beyond body to provide 180 degrees of visibility. Two replaceable CR2032 batteries power one bright LED at up to 7 lumens with five output flash options. A patented, highly versatile 2 in 1 clip strap system allows it to strap to handlebars or clip to saddle bags,