Batterytec 6100mAh Battery for SAMSUNG NP530U3B NP530U3C 530U3B 530U3C NP540U3C 540U3C Series, SAMSUNG 530U3B-A01 530U3B-A02 530U3B-A04 530U3C-A02 A05, AA-PBYN4AB [7.4V 6100mAh, 12 Months Warranty] Battery Type:Li-Polymer, Cells:4-cell, Capacity:6100mAh; Voltage: 7.4V. 100% New Manufacturer. To 500 charging cycles during the lifetime of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 12 months Warranty without problems. Class A cells provide fast loads and low power consumption, chip protection offers both security and stability.