Fameway&reg; CREE XR-E Q5 Diving LED Flashlight Torch Light Lamp CREE XR-E Q5 Bulb Lamp Diving Flashlight Battery: 4 * AA battery (Not Included) High tech bright LED with extremely long working life. Waterproof: underwater 40-50 meter, It's a good choice for your underwater diving sports. Outdoor activities (Diving,hiking, camping, hunting, survival, etc)