Power Supply Unit - 5V DC 500mA 1A 2A Switching 100V-240V AC to DC 5.5mm 2.1mm Plug Power Adapter - AC Adapter Charger - PSU Adaptor USA5V2AD62507 Compatible Power Supply Unit - AC to DC Adaptor [5V 2A 10 Watt] Work with 5 volts router, printer, wifi modem and many common electronic devices with plug size of 5.5mm / 2.1mm connector and 5 volts tablet with connector size 2.5mm / 0.7mm Acer One 10, Android tablets: Ainol, Akai, Allwinner, Ampe, Archos, Arnova, Captiva, Cherry Mobility, CMX Electronics, Coby, Comag, Cube, Cutepad, Denver, Difrnce, Dserve, Easypix, Empire Electronix, Flytouch, FX2 (Intracon), i-onik, Intenso, iPPo Jay-Tech, JXD, KD Interactive, Lenco, Medion, Odys, PiPO, Point Of View, Polaroid, Prestigio, Qware, Ramos, Salora, Sanei, TAGI, TomTec, TrekStor, ViewPia, Xiron, Xoro, Yarvik, Zenithink etc. Compact size, high quality, switch mode regulated power supply. USA power plug - Cord length: Approx 100cm - Plug size 5.5mm / 2.1mm connector and 2.5mm / 0.7mm Work with devices of 2A or below, I.e.: 500mA, 1A, 1.5A and 2A and devices of 10W or below, I.e.: 6W, 10W