Leviton SmartLockPro tamper resistant outlet branch AFCI (arc fault circuit interrupter) receptacle. Protects against electrical fires resulting from arc faults. Detects a wide range of potentially hazardous arc faults resulting from damage in branch circuit wiring as well as extension to branches, and responds by interrupting the power. Features monochromatic test/reset buttons, back and side wired, screws, and self grounding clip. 1 horsepower. Polycarbonate body.