Kastar 4-Pack Replacement Battery for Zebra Thermal Label Printers QLN220, QLn220HC, QLN320, QLn320HC, ZQ500, ZQ510, ZQ520, ZQ610, ZQ610HC, ZQ620, ZQ620HC, ZR628, ZR638

Extended Run Time: Kastar high-capacity battery delivers longer operating time for your printer so you can print more between charges. Specification: Battery Type: Lithium-ion; Battery Voltage: 7.4V; Battery Capacity: 2600mAh. Certified Safe: Kastar lithium-ion battery cells comply with UL1642 & CE safety standards and include a built-in protection circuit to guard against over-charge, over-discharge, over-voltage, over-current, and over-heating. Better Value: Reduce downtime and replacement frequency compared to low-quality alternatives — improved runtime and protection help extend cycle life and save you time and money. Package Includes: 4-Pack Batteries