This APC Back-UPS offers power and surge protection for wireless networks, computers, gaming consoles and other electronics in your home or business. The 500VA tower UPS has 6 total outlets, 3 of which are battery backup, and 3 that are surge protection only. The UPS has a surge energy rating of 480 Joules. It provides data line protection with a RJ45 analog phone line for phone, fax, modem or DSL. This UPS has a 2-year warranty.