Description: Made of Q5 led, up to 240 lumen, high brightness. Anodized aluminum body, corrosion resistant and shockproof. SMO aluminum reflector, making very good beam spot. 3-mode,high/low, defferent brightness for your choice. Tail rubber cap switch, soft and comfortable. With hanging ring on flashlight body, convenience to schlep. Waterproof design Specification: XR-E Q5 LED Yellow Light LED Lamp Lifespan: 100,000 hours. Brightness Level: 80-180LM Battery Type: 1x 18650 li-ion rechargeable battery (not included) Case Material: superior aerospace-grade aluminum alloy, anodize oxidizing Running Time: 2-6 hrs continuously Drive circuit: constant current regulator circuit Reflector: aluminum smoth/SMO reflector Lens: tempered glass Voltage: 3.6-4.2 V Mode: 3 kind---hi>mid>low Switch: tail keystroke type Dimension: approx. 135x24mm Package Includes: 1 x Flashlight