This is a brand new Asus Q551LN battery for the Asus Q551 series of laptops. This battery is also compatible with the Asus the Q551L, Q551LN as well as the N591LB models.

This Asus Q551LN battery is internally located and you will need to take the case apart in order to replace the battery. The procedure is easy to do. You will need a small head Phillips screwdriver to access the screws on the bottom of your laptop. The screws holding the case together are located at all 4 corners of the laptop.

Inside the Asus Q551LN battery are South Korea's best Lithium-ion rechargeable battery cells. The superior battery cells will provide longer run times between charges as well as a longer service life than cheaper batteries. Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity. This Asus Q551LN battery replacement is typically superior to the original battery and is 100% compatible with your Asus Q551LN model.

Each battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 1 Year warranty.