Rev-A-Shelf's 4WCDB series charging drawer is designed for 18-inch base cabinets and boasts an integrated cord guide to ensure safe operation and an in-drawer receptacle with two UL safety listed 120V plugs and 2.1 amp USB ports. Featuring maple construction with shock adsorbent mat and Blumotion soft-close sides, the charging drawer system is cRUus recognized as a complete assembly.