The Anker PowerCore Select 10000 High-Capacity Portable Battery A1223 is a sleek black battery with a matte finish, designed for use with various brands like Apple and Samsung. It features dual USB and Micro-USB connectivity, as well as a convenient grip mounting type for easy portability. The lightweight design and fast charging capabilities make it a convenient and reliable option for keeping your devices powered up on the go. With a manufacturer warranty of 18 months, this unit is a durable and high-quality choice for those in need of a portable battery solution.