Get longer battery life and improved performance with a brand new Samsung AA-PBUN4NP battery for ATIV Book 9 models, including the Samsung NP940Z5 and NP940Z5L. It is not compatible with the NP900 series models.
The superior South Korean cells inside this battery cartridge 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 genuine Samsung AA PBNU4NP battery is 100% compatible with your Samsung laptop computer. The battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 1 year warranty.