The M4-Scirrako 1000' LED Flashlight from ExtremeBeam is a rugged aluminum flashlight that produces a 21,000-lux beam for a 1000' (304.8 m) range. The two included CR123 batteries provide a runtime of two hours on high output, and four hours on low output. This waterproof flashlight has a 1-stage momentary switch and High/Low/Hyper-Flash output settings to cover every situation. It has an IP68 rating to be waterproof to 66' and dustproof.
Fixed beam LED flashlight with 1000' (304.8 m) range