Ledlenser iL7R Flashlight ensures long light duration meets low weight The flashlight weighs just 232 grams, you can be on the move for up to 37 hours in work environments in Ex zone 2/22 This flashlight has large Magnetic Switch is easy to operate even when wearing gloves The flashlight is approved for gas and dust groups IIC and IIIC in zones 2 and 22 (temperature class T4 / 135 ° C) This flashlight is powered by 1 x 18650 Battery Pack 3.7V The flashlight has 1 x Xtreme LED with 360 lumens and a maximum lighting range of 170 meters