The Makita 12V max CXT Lithium-Ion Cordless L.E.D. Flashlight (ML103) is a portable and ultra-compact light source. It is compatible with Makita 12V max CXT Lithium-Ion slide-style 2.0Ah and 4.0Ah batteries (sold separately). The efficient L.E.D. light delivers long run time, with up to 28 hours per charge using the 4.0Ah battery. The ML103 is 3-7/16 inches long and weighs only 0.6 pounds (with 12V max CXT 2.0Ah battery, sold separately). The compact size makes it ideal for convenient illumination in tight spaces. For longer run time, all 12V max CXT cordless tools are also compatible with the 12V max CXT Lithium-Ion 4.0Ah battery (BL1041B, sold separately). 12V max CXT lithium-Ion batteries are engineered with a Battery Protection Circuit that protects against overloading, over-discharging and over-heating. It’s part of the expanding 12V max CXT series, combining performance with superior ergonomics in a compact size.