This 2-pack of DEWALT DCBP034-2 20V POWER STACK Compact Li-Ion BATTERY is a great addition to your power tool kit. With lithium-ion battery technology, these units are reliable and long-lasting. The yellow color makes them easy to spot among your other tools and accessories, and they weigh only 1.41lbs each, making them portable and convenient to use. These batteries are compatible with various power tools and air tools, and come with a unit quantity of 2. The item dimensions are 4.1in. x 2.5in. x 1.7in., making them compact and easy to store. This is a new item in an open box, perfect for those looking for a reliable and affordable power tool battery solution.