Extreme Performance. Outstanding Value.UView has raised the UV leak detection bar once again with it's all new cordless UV lights. Incorporating key features from the flagship NEO light, the UV Phazer Black series offer many new and unique features and benefits, including:A powerful True UV LED illuminates up to 11X brighter than before, making for fast leak detection.An ideal 400nm wavelength fluoresces dyes brighter and provides more contrast than blue light, making leaks easier to identify.An adjustable lens focus allows technicians to do a quick scan for larger leaks or concentrate the light beam for hard to find small leaks. Technicians will find leaks faster.A compact, aluminum housing allows for access into tight spaces and stands up to years of heavy use.The rechargeable version features a Lithium Ion battery, good for 2 hours of output, charge after charge. An all new charging port eliminates the need to remove the battery for charging.A smart charger protects the battery from overcharging and extends battery life, for years of trouble free use.Note: Lithium Battery products can not ship via air; ground shipping only.Uview 413065 Rechargeable UV Phazer Black