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” long and weighs only 0.6 lbs. (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.