This APC Back-UPS Pro offers premium power protection for high performance computer systems, routers/modems, external storage devices, game consoles and other electronics in your home or business. The 1600VA tower UPS has 8 total outlets, 6 of which are battery back up and surge protection, and 2 that are surge protection only. It has a surge energy rating of 509 Joules. Its runtime at 100 Watts is 1 hour 8 minutes. Its dimensions are 25 x 10 x 38.2 cm and 10.9kg. The Back-UPS Pro family offers guaranteed power protection for high-performance computer systems, routers, external storage devices, game consoles, and other home and business electronics. This UPS has a 2-year warranty and CE product certification. It is compatible with a dedicated user-replaceable battery, and the APC replacement battery cartridge helps restore UPS performance to the original specifications.