WindFire Mini IR Lamp Zoomable 5W 850nm LED Infrared Flashlight Night Vision AA Battery Hunting Torch-To Be Used with Night Vision Device (Infrared Light Is Invisible to Human Eyes) No Battery Include Material: 6061T aircraft Aluminum HA III hard anodized construction Shock Resistant - Hard anodized finish for extreme corrosion impact, Standard waterproof with O-ring sealed, splash proof, is able to use in the wet rainy days. Bulb: 5 Watt 850nm 3-chip LED assembly,Lifespan: Average 10,000 hours IR light range is up to 50 meters, Run time is 1.5 - 5.5 hours depending on battery capacity Zoomable Rotary focusing system: illuminate much farther with smaller light spot