Weltool T17 600 Lumen Extremely Durable Hard Use FlashlightThis is an extremely durable tactical flashlight, T17 is in high mode when it is turned on, allowing frequent momentary and maintaining high mode all the time, it can run continuously for 2 hours with 600 lumens. The T17 also has a hidden 6 lumen low mode. The head and body of the light are integrated, . The head shell is made of stainless steel, which has passed the 5 meter drop test ; the fully potted structure, 5 meter waterproof, can work even if