How to purchase the correct of battery?

1.Please find your specific laptop model before ordering a correct battery. How to check your laptop model?
(1.Press Windows + R 2. Type "msinfo32",then click OK 3.Find "System Model" in the pop-up window)

2.Take the battery out of your computer and see the model of your battery.Then search the model on amazon.If the title shows the model you are searching for. That's the right battery

Compatible with P/N.:

L12L4K01 L12S4E21 L12S4K01 L12M4E21 L12M4K01 L12M4F02 4INR19/65-1 4INR19/66
121500123 121500121 121500114 121500112 121500113 121500202

Fits Computer Models:

Lenovo Erazer Series

Lenovo Erazer Z400A Series
Lenovo Erazer Z500A Series
Lenovo IdeaPad Z400 Series
Lenovo IdeaPad Z400A Series
Lenovo IdeaPad Z400 Touch Series

Lenovo IdeaPad Z410 Series
Lenovo IdeaPad Z500 Series
Lenovo IdeaPad Z500A Series
Lenovo IdeaPad Z500 Touch Series

Lenovo IdeaPad Z510 Series
Lenovo IdeaPad P400 Series
Lenovo IdeaPad P500 Series
Lenovo IdeaPad P500 Touch Series

Lenovo Ideapad Z510 touch Series
Lenovo IdeaPad P400 Touch Series

Before use: For the new battery,We suggest that all of our customer should full charge it by AC power adapter ,because takes a long period,
the capacity was strain out by inner PCB circuit, In order to protect your battery life,you can full charge to 100% and drain to 3% 2 times,
then the capacity will recover.Charge the battery regularly, at least once a month.