Meets 2008 National Electrical Code tamper resistant requirements|Extra long strap|Quick-loop wire looping aid|Long term blade retention|Longer tri-drive screws for easier 12 AWG looping|Extra large circuit break OFF tab|Side access push wire release|Ultrasonic welding of face to back body|Side wire accepts 14 to 12 AWG solid wire|Push wire accepts 14 AWG solid only|Superior protection than traditional outlet caps or protection plates|Low profile face|Traditional contoured face (3232 models)|Self-grounding models provide automatic ground clip|Internal shutter system|It protects children with its patented shutter system that helps prevent improper insertion of foreign objects|It has high impact resistant thermoplastic construction and superior protection than traditional outlet caps or protection plates|Wall mounting|4 AWG wire size