1500W surge protector to protect equipment from lightning surges. Allowable surge voltage: 15000V Allowable surge current: 5000A Rated: 15A AC Output: 2 ports TV Band: FM VHF UHF BS CS Current Pass-through: DC 15V / 0.5A Body Dimensions [mm]: 104.3 (H) x 48.2 (W) x 26.0 (D) The outer plastic part shows signs of deterioration and discoloration, but the main unit is unopened, so there are no issues. Please understand that this item has been stored at home.