5V 2A power adapter for USB hubs that use the small 3.5mm x 1.35MM power connector. Also compatible with NextBook Tablets. 

• Input: 100-240V (worldwide use)
• Output: 5V 2A (10W Max.)
• Connector: 3.5mm x1.35mm Male Barrel
• Length: 1 Meter / 3 Feet