The Storm has recently been upgraded & now pumps out a massive 160 lumens of light & features the new Power Tap function. Power Tap means that you can adjust the brightness simply by tapping the touch sensitive housing with your bare finger. This superb torch runs off easily available 4 x AAA alkaline batteries & has a lock out mode to stop it accidentally turning on in your pack. The Storm headtorch has 3 main white lighting modes & a separate red LED mode. Distance mode is powered by one Triple Power LED pumping out 160 lumens & will illuminate up to 70m, toggle the power down to the Single Power LED & you will save battery power & illuminate up to 3m. To preserve your night vision there is a separate Red LED mode that can be accessed without toggling through the White LED functions. Settings include full strength in proximity & distance modes, dimming, strobe, red night vision & lockout. There is even a three level battery meter that shows remaining power life. All this is a well-designed & completely waterproof & robust package weighing only 110g. 1 Triple Power LED, 2 Single Power White LEDs & 2 Single Power red LEDs emit 160 lumens (max power) Power Tap brightness adjustment Red night vision mode activates without cycling through white mode Sleek low-profile design uses 4 AAA batteries Settings include full strength in proximity & distance modes, dimming, strobe, red night vision & lock mode Three-level power meter shows remaining battery life for 3 seconds after switching on headlamp Protected against water immersion down to 1 m for 30 minutes (IPX 7)