This product is part of the Back-UPS range. It features a total of 8 power outlets, 4 of which are UPS battery backup and 4 that are surge only. Its runtime at 100W is 30 minutes. The UPS has a surge energy rating of 310 Joules and provides data line protection with a RJ45 analog phone line for phone or fax or modem or DSL. Its dimensions are 8.9 x 22.4 x 31.1 cm and 6.93 kg. The Back UPS range supplies battery backup power during outages and unsafe voltage fluctuations, as well as protection from damaging surges and spikes - perfect for wireless networks, gaming consoles and other electronics. The UPS is UL1778 Listed