USB, duplex receptacle. Specification grade device is built to withstand the tough demands of the commercial environment. Dual USB charging ports charge most compatible electronic devices that charge via a 5V charger adapter. Duplex receptacles withTamper Resistant shutters. Automatic grounding system eliminates need for bonding jumper in grounded metal enclosure, provides redundant measure of ground continuity where jumper is used. Thermoplastic top and back-body are virtually unbreakable to deliver years of durable performance. Three (3) pre-stripped 6" wire leads for line, neutral and ground for quick and easy installation. Steel mounting strap is zinc-plated for added corrosion resistance.