LG LGIP-531A/SBPL0090503 Original Battery KU250 Saber UN200 - Non-Retail Packaging - Black this replacement battery, be prepared to stay in touch a lot longer. Tired of running out of power just when you need it All you need is a spare battery from LG. Part Numbers: LGIP-531A/LGIP-531/SBPL0090503/SBPL0090501