Amnergy&reg; New Battery For HP Compaq 6510b 6710s 6715b 6910p NC6100 NC6200 HSTNN-UB05 HSTNN-FB18 HSTNN-IB284400mAh 6 Cells Amnergy Brand Battery Is Designed Using the Best Cells and Latest Safety Features to Work as a Perfect Replacment for the Original Battery. Guaranteed to Meet or Exceed Original Specifications. Premium Quality, 100% OEM Compatible. Brand New, Protective Retail Packaging, Each Product is Sealed with Anti-Static Shield Sleeve. Lithium Ion (Li- ion) Battery, Rechargable with No Memory Effect.