With multi-volt 9-50V DC input, durable polycarbonate lenses and an extremely tough die cast aluminium housing, these lamps can handle anything that you and the environment throw at them - even enduring up to a staggering 8.6GRMS! Producing 3200lm of light output and available in 4 different beam patterns, they are the ideal solution for heavy duty mining applications. The LED4100 Series are completely dust proof, submersible to 3m and carry an impressive IP68 rating. Think mining... Think ROADVISION!