JOTACT L13M4P02 L13N4P01 Laptop Battery Replacement for Lenovo Erazer Y50 Y50-70 Y50-80 Y50P Y50P-70 Y70 Y70-70 Series L13M4P02 L13N4P01 121500250 121500251 5B10K10190 (7.4V 54Wh)

First, turn off the laptop and disconnect the power.
Open the back cover of the notebook, disconnect the connection between the old battery and the motherboardthen remove the old battery with a tool.
Remove the old battery, put the new laptop battery into the battery box, then connect the wires of the new battery, and finally close the back cover of the laptop to complete.
If you have questions about installing a new battery, you can search for the installation of laptop/tablet models on YouTube. This method may help you.
1, Change your laptop power plan settings, and choose the power saver plan. Then Change advanced power settings, and scroll down to find processor power management. Click the On-battery option and reduce the processor state to 20%.
2, Always keep your laptop neat and clean. The dust easily enters the hardware through the vents which are meant to release the heat generated from various computer components.
3, Close Wi-Fi, Bluetooth, and other settings. This can help your computer save precious battery life.
How to install the battery HOW TO MAXIMIZE THE BATTERY LIFE?