Suriora LED Adjustable Focus Flashlight Torch, Zoomable LED Flashlight 1200LM Super Bright, 18650 Batteries and Chager Included,Waterproof Lighting Lamp - For Hiking, Camping, Blackouts 1.Output bright can come to 1200 lumens (MAX) 2.Telescopic focusing design, adjust the size of the light spot for far and near distance according to the environment , far and near distance 3.Skid-proof and water resistant design, best suitable for Outdoor Hiking, Climbing, Cycling, et 4.Power by: 1 X 18650 OR 3 X AAA battery(Battery included.I put the batteries into flashlight with wrong direction, when you receive the flashlight, please adjust the battery electrode) 5.The product adopts aviation aluminum alloy and CNC material, has good waterproof performance