ParametersLithium Ion battery;
Voltage: 7.4V;
Capacity: 3400mah/ 25.16W h;
Type: Li-ion, Color: Black;
Runtime: 600 minutes per charge ^^
Compatible Models: Fully compatible with Zebra QLN220, QLN220HC, QLN320, QLN320HC, ZQ500, ZQ510, ZQ511, ZQ520, ZQ521, ZQ610, ZQ610HC, ZQ620, ZQ620HC, ZR628, ZR638, ZR658, ZR668 Printer Device.
Part Numbers: BTRY-MPP-34MA1-01, P1031365-021, P1031365-025, P103165-059, P103165-101, P1089503-003, P1023901 ^^ Upgraded Li-ion rechargeable battery the same size and thickness as your original battery. Our battery is manufactured with premium grade A++ battery cells, high quality Aluminum Casing and high quality Smart IC chip. It is tested under strict QC standards step ^^
Customer Service: Rest assured with 30 days Refund and 12 months Warranty; you can click on seller store on right corner ask a question and contact seller directly