Leviton TBR15-W 15-Amp 125-Volt NEMA 5-15R, 2P, 3W, Tamper Resistant, Narrow Body Duplex Receptacle, White Large-head, triple-drive terminal screws, backed out and staked, accept No. 10 copper or copper clad wire Back-wiring clamps accept up to No. 10 copper or copper-clad wire Heavy-Duty brass power contacts for maximum conductivity and plug retention Heavy-gauge, rust-resistant steel mounting strap Shallow design for maximum wiring room in box