Compatible Brand: Lenovo Battery Type: Lithium-Ion (Li-on) Voltage: 14.8v (Compatible with 11.1v) Capacity: 2200mah Number of Cells: 4 Product Type: Unbranded / OEM generic Compatible Battery Part Number: 121500171 121500172 121500173 121500174 121500175 121500176 90202869 L12L4A02 L12L4E01 L12M4A02 L12M4E01 L12S4A02 L12S4E01 Compatible Laptop Model: IBM LENOVO IDEAPAD G40-30 G40-45 G40-70 G40-70M G400S G405S G410S TOUCH G50-30 G50-45 G50-70 G50-70A G50-70M G50-75 G50-80 G500S G505S G510S TOUCH G70-70 G70-80 S40-70 S410P S435 S510P TOUCH Z40-70 Z40-75 Z50-70 Z50-75 Z70-70 Z70-80 Z710 What's in the box 1 x Laptop Battery