Amazon.com: DGTEC New AA-PBUN4AR Laptop Battery for Samsung ATIV Book 9 Spin 940X3L 900X5L 940X3L NP940X3L NP940X3L-K02CN NP900X5L NP900X5L-K02US NT900X5H NT900X5L NT900X5M NT900X5P (7.7V 39Wh/5120mAh) : Electronics
BattPit: Laptop Battery Replacement for Samsung ATIV Book 9 Spin 940X3L, AA-PBUN4AR, Notebook 9 900X5L (7.7V 4000mAh 31Wh) Laptop Batteries / AC Adapters - Newegg.ca
New Aa-plvn8np Laptop Battery Replacement For Samsung Ativ Book 8 Touch Series Laptop Np880z5e Np880z5e-x01 Np880z5e-x02nl Np880 - Tablet Batteries & Backup Power - AliExpress
Amazon.com: DGTECH New AA-PLVN4AR Laptop Battery Compatible with Samsung ATIV Book 9 Plus 940X3G Ultrabook NP940X3G-K01US NP940X3G-K04US K05US K03HK Series 588-3366 BA43-00364A (7.6V 55Wh/7300MAH) : Electronics