Amnergy&reg; New Battery For ASUS Eee PC T101 T101MT T101MT-EU17-BK Series, AP22-T101MT 90-0A1Q2B1000Q4900mAh 7.3V 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.