The APC Lithium Ion Battery Pack Model 911-9023 is a reliable and high-quality power protection solution for computers, tablets, and networking equipment. With a compact height of 3 inches, this battery pack is designed specifically for APC products, ensuring compatibility and optimal performance. The lithium ion technology provides long-lasting power reserves, making it an essential component for uninterrupted work or personal use. This item has never been used and is shipped in the factory box.