Kircuit 4-Pin 12V AC/DC Adapter Compatible with Viewsonic VX2000 VLCDS23723-1W 20" VG181b-1 18" VG175 VG181 VG191 VA800 VX2000 Q191B LCD Monitor DC12V 12VDC 12.0V 12 Volts Power Supply

Input Voltage: AC 100-240V, 50/60Hz.Great for replacemnt or travel back up 100% Brand New,Manufactured with the highest quality materials (non-OEM) Tested Units. In Great Working Condition. 100% Compatible with the device model listed. 30 days money back guarantee. 1 full year service warranty. Ship the same or next business day Guaranteed