Zebra AC18177-5 QL Series US Quad Charger li-Ion Type: Base/Charger Compatibility: Zebra Printers: QL 220 QL 220 Plus QL 320 QL 320 Plus QL 420 QL 420 Plus RW 220 RW 420 Feature: Maximum Output Current: 5 A Input Voltage : 110 V AC 220 V AC Output Voltage: 12 V DC AC Plug: Yes