This myo head torch from petzl is a lightweight and incredibly powerful multi beam headlamp that is ideal for endurance orientated activities this head torch is able to be titled to personalise your beam direction and the outer unit also acts as protection to reduce the risk of your head torch being accidently switched on when it is not being used the myo offers multiple lighting brightness modes and a boost mode for a staggering 370 lumens for when you need it it also has a small adjustable opt