AC Adapter for Zebra ZP450 ZP550 GX420D GK420D printers with free US power cordFits desktop printers such as Zebra ZP550 ZP450 GX420d GK420d GK420t GX420t GX430t GT800 GT810 GT820 GT830 G Series GX42-200411-000 GX42-202512-000 GK42-102211-000Features: input voltage AC 100-240V 50-60Hz output DC 24V 4A. Pls kindly check your device model output and plug size before purchasing if you are not sure pls contact us. CE FCC Rohs certificated with over voltage protection over current protection over temperature protection and short-circut protection. Any question before or after purchasing just feel free to contact us.