Nitecore EF1 Explosion Proof CREE XM-L2 U3 LED Flashlight 18650 White 830 Lumens Black 6952506401741. e. NITECORE EF1 is safe to operate with the presence of class 1 group A (Acetylene) B (hydrogen) C (Ethylene) and D (Propane) gases This blinding 830 lumen light was made to be the perfect companion for hazardous work such as land and marine petroleum exploitation and chemical industries. Slice through darkness with 295 yards' worth of beam throw. Power your light conveniently with just one rechargeable 18650 battery. Perhaps the greatest feature of the EF1 is its extremely user-friendly functionality. A sliding on/off switch allows the user to select one of three brightness outputs rapidly and easily using one finger. Specifications for Nitecore EF1 Explosion Proof CREE XM-L2 U3 LED Flashlight: Manufacturer: Nitecore Flashlight Application: Work Color: Black Finish: Type III Hard Coat Anodized Fabric/Material: Aerospace-Grade Aluminum Alloy Beam Color: White Light Output: 830 lumens Battery Life: 150 hours Charger Type: Battery Bulb Type: CREE XM-L2 U3 LED Beam Distance: 270 m Bezel Diameter: 1.57 in Lens Material: Epoxy Resin Explosion-Suppressive Optical Lens Lens Finish: Anti-Scratch Length: 6 in Weight: 8.82 oz Weather Resistance: Flame Resistant Water Resistance Level: IP54 Quantity: 1 Battery Type: CR123A 18650 Package Type: Box Features of Nitecore EF1 Explosion Proof CREE XM-L2 U3 LED Flashlight Sliding control switch providing rapid and accurate one-hand brightness adjustment Designed for hazardous industries including land and marine petroleum exploitation petrochemical and chemical industries Constructed from aerospace grade aluminum alloy with 3mm body thickness 10mm epoxy resin explosion-suppressive optical lens Type II non-mine explosion proof electrical appliance Class D explosion suppressive light IIC explosion-proof grade Allowing highest surface temperature of 100 degrees Celsius (T5 standard) Featuring Advanced Temperature Regulation technology to adjust output performance according to body temperature High-efficiency regulation circuit provides unwavering output Tail stand capability Package Contents: Nitecore EF1 Explosion Proof CREE XM-L2 U3 LED Flashlight Holster Lanyard Instruction Manual Nitecore 6952506401741: EF1 Explosion Proof CREE XM-L2 U3 LED Flashlight 18650 White 830 Lumens Black