The CYBERPOWER CSN27U12V2 27W Battery Power Box is a versatile external battery designed to provide reliable power protection for a variety of devices. With the ability to support voltages ranging from 12V to 240V, this white power box is compatible with the CSN27U12V-NA2 model and offers a maximum power output of 27W. Its compact form factor makes it ideal for use in various settings, and its cold start feature ensures reliable performance even in challenging conditions. With a single outlet and a reputable CyberPower brand, this battery power box is a valuable addition to any power protection solution.