FengWings® L13L4A01 L13M4A01 L13M4A01, 14.4V 2200mAh Replace For Lenovo B40-30 B40-50 B40-45A B40-70 B50-30 B50-45A B50-70 B50-80 E40-30 E40-70 L13S4A01 L12S4E55 L12L4E55 45N1187 45N1185

【Battery properties】:Volt: 14.4 V | Capacity | 2200 mAh | Cells: 4-cell . 【Replace For LENOVO Battery P/N】: L13M4A01 L13L4A01 L13S4A01 L12S4E55 L12L4E55 L12M4E55 121500239 121500240 121500241 121500242 121500243; 121500244 45N1187 45N1185 【Compatible With LENOVO Laptop models】: Lenovo B50, Lenovo B50-30, Lenovo B50-45, Lenovo B50-70, Lenovo B50-80, Lenovo B40, Lenovo B40-30, Lenovo B40-45, Lenovo B40-70, Lenovo B40-80, Lenovo B51, Lenovo B51-30, Lenovo B51-35, Lenovo B51-80, Lenovo E40, Lenovo E40-80, Lenovo E41, Lenovo E50, Lenovo E50-80, Lenovo E51, Lenovo E51-80 【[SAFETY CERTIFICATION】: The quality of each of FengWings' batteries is excellent and they have passed CE/FCC/RoHS safety certification. The high quality cells can be used for more than 500 re-charges. 4 cells support your laptop for long time using. 【Warranty period】: 12 months. If defective, instead of repair, we can a new one or refund.