This AC/DC adapter is perfect for powering your Polyview V293 monitor screen model: A190E2-H03 or any other brand of universal screen. The black color and compact design make it easy to transport and use on the go. It has been used only a few times. In addition to its compatibility and convenience, this adapter features a powerful output voltage of 19V. Please note that this product may contain chemicals known to cause cancer and birth defects in California. Say goodbye to worrying about the condition of your monitor's power supply and hello to reliable, efficient power with this power supply unit. Thanks for coming by! Often reuse shipping supplies.