BigMouth design gives easy access to tools and accessories. Heavy-duty zipper closure. Integrated LED (light emitting diode) light can be easily directed at work area or into tool carrier. 3 levels of light output allow adjustment for wide area illumination or close-up work. Ergonomic handle design is padded to reduce stress on hand and wrist. Adjustable padded shoulder strap for easy carrying. 11 multi-use inside pockets and 18 outside pockets help organize tools. Base pad feet help reduce wear and abrasion. 2 AAA batteries included.