Premium purchase of L13L4A01 L12S4E55 laptop batteries suitable for N40 N50 M4400 V4400 Eraser B40 B50 B50-30 Touch B50-45 B50-70, IdeaPad N40 N40-30 N40-45 N40-70 V4 M4450.

Compatible Part Number

45N1183, 45N1184, 45N1185, ASM 45N1182, FRU 45N1183

L12L4E55, L12S4E55, L13L4A01, L13M4A01, L13S4A01

Compatible with Lenovo Laptop

LENOVO B40 Series

LENOVO B50 Series

LENOVO N40 Series

LENOVO N50 Series

LENOVO M4400 Series

LENOVO V4400 Series

LENOVO Eraser B40 B40-30 B40-45 B40-70

LENOVO Eraser B50, B50-30, B50-30 Touch, B50-45, B50-70

LENOVO Eraser M4400, M4400A, M4450, M4450A

LENOVO Eraser N40, N40-30, N40-45, N40-70

LENOVO Eraser N50, N50-30, N50-45, N50-70

LENOVO Eraser M4450 Series

LENOVO IdeaPad B40, B40-30, B40-45, B40-70

LENOVO IdeaPad B50, B50-30, B50-30 Touch, B50-45, B50-70

LENOVO IdeaPad M4400, M4400A

LENOVO IdeaPad M4450, M4450A

LENOVO IdeaPad N40, N40-30, N40-45, N40-70

LENOVO IdeaPad N50, N50-30, N50-45, N50-70

LENOVO IdeaPad V4400,V4400A

LENOVO IdeaPad M4400, M4400A, M4450, M4450A

LENOVO IdeaPad V4400, V4400A

LENOVO IdeaPad V44

Install A New Battery:

1. You need to turn off your laptop and disconnect the power.

2. Remove the old battery, carefully install the new battery on the battery case, and connect the wiring of the new battery.

3. If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.

Laptop Maintenance Tips:

1. New battery: For use a new battery, you’d better try a few cycles of discharging to 5%. then charging up to 95%. So that it can be activated completely

2. Overuse: Do not always run out of a battery to 0%, this would make it damaged or usage life shortened

3. Charging sequence: when charging, first install the battery, then turn on the power, when fully charged, first cut off the power, then pull the power plug.

4. Long-term storage:Please store the unused battery fully charged.(Charge it once a month) Do not store at low power to prevent reduce the lifespan of a battery

5. Charger: Do not replace the laptop adapter casually. If the original adapter cannot be applied due to malfunction or damage, please replace the models, so as not to reduce the service life of the battery due to incompatibility.