L17L3PB0, L17M3PB0, L18D3PG1, L17C3PG0. For Lenovo 100E 300E 2nd Gen Notebook Series. For Lenovo Ideapad Flex 3 CB-11IGL05 Series. Battery type: Li-ion Battery. Number of Battery Cells: 3. Step 3: Disconnect the cable connected to the battery and then take out the battery.
