PowerCubic Detachable & Interchangeable 2 AC Extension Outlet w/Surge Protector !!!PLEASE NOTE!!!: This is the Extension Series, you MUST buy the Essential Series first as the base, otherwise, you will NOT able to use this Extension Series.The first photo listed is the product you will buy ( 2 Outlets), the rest of the photo include other series that are sold separately,they are NOT included in this purchase. TECHNICAL SPECIFICATIONS: Input Power 110Vac 60Hz (4 Pins Socket); Output Socket 2 x US Socket; Dimensions 122 x 61 x 36 mm / 4.70 x 2.40 x 1.42 in.; Weight 120 g / 4.23 oz PRODUCT FEATURES: Worldwide Patented Modular Design; Additional 2 AC Power Outlets; Built-in Surge Protection; Built-in Circuit Breaker; Worldwide Patented Interchangeable Color Cap for extended customization (Sold Separately)