USB ports 3.4 amp. 6 outlets. 900 joules. Technical specifications: Electrical rating: 15 A, 125 VAC, 1875 W, 60 Hz. This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful inference, and (2) this device must accept any interference received, including interference that may cause undesired operation.