Two grounded three-prong outlets.¦Plastic Hub Frame¦Rubberized Feet Two grounded three-prong outlets.¦Plastic Hub Frame¦Rubberized Feet Connector/Port: USB 2.0; Number of Ports: N/A; For Use With: N/A; Transfer Rate: N/A. Weight: 0.875 lbs. Sold As: 1 EA