The OPK-100BEZ/E Kit contains everything needed to locate all refrigerant leaks in larger air-conditioning and refrigeration systems. It includes the super-high intensity Optimax™ cordless, rechargeable leak detection flashlight, the patented BigEZ™ dye injector, and a 4-oz. cartridge of polyolester, universal dye that treats up to 400 lbs. of refrigerant or 16-gal of lubricant. The kit also includes a battery charger, a bottle of Glo-Away™ dye cleaner, fluorescence-enhancing glasses, and a rugged carrying case. Visit www.spectroline.com. — Spectronics Corporation