【Hassle-free Compatibility】 This 3-Slot battery charging cradle Kit (SAC-MPP-3BCHGUS1-01) is compatible with Zebra ZQ510, ZQ511, ZQ520, ZQ521, ZQ610, ZQ620, ZQ630, QLN220, QLN320, QLN420 printers. 【Unmatched Reliability】 The working status of this charging station is easy to identify.
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