The APC Back-UPS 550 (BE550G) is a reliable battery backup surge protector designed to keep your devices safe and powered during outages. With a surge energy capacity of 650 joules and a maximum wattage of 390W, this unit provides ample protection for your equipment. The passive cooling feature ensures optimal performance, while the black color and compact design make it a sleek addition to any workspace. The APC brand is known for its quality products, and this model is no exception, offering surge protection and peace of mind for your electronics.