This product is part of the SurgeArrest Essential family. It has six outlets protected against surges of 1836 J. The PM6U-GR also has 2 USB ports for simultaneous charging of mobile devices. It also has EMI and RFI filtering, protecting against data errors and keyboard problems caused by electrical interference. Its dimensions are 6.2 x 27.2 x 11 cm and 0.75 kg. The APC SurgeArrest Essential Series represents a basic level of surge protection that should be present in every computer and home equipment.