This 8 1/2-inch x 11-inch LED lighted Pro Contractor"s Business Portfolio with built in calculator, external tape measure clip and full zipper closure keeps you organized whether taking notes on the jobsite or in the office. The flexible neck on the LED Light can easily be positioned for reading or writing in low light conditions. The interior features a large pocket to hold documents and loose notes, clear window pocket for identification card, several small pockets to hold business or credit cards and 2 pencil/marker pockets and 1 pencil/marker loop. Also features binder clip to hold 8 1/2-inch x 11-inch note pad (included). Made of durable Ballistic polyester with a textured spine for superior handgrip. LED light is powered by quantity 2 number 2016 batteries, included.