Phantom APP09L2-BS12  Black Small 12V 9Ah 'L' Polarity Case Type-2 Powersports Battery LiFePO4 batteries are safer for the operator and the environment; no explosive gasses, lead, or acid are released during charge or leak out Battery has zero sulfation Holds unloaded charge for one year without maintenance; faster cranking for better starts; super-fast recharge rate; can be discharged further than equivalent lead-acid batteries On average, LiFePO4 batteries are one fifth the weight of lead-acid batteries APP09L2-BS12 fits these common batteries: XTAX7L-BS, YTX7L-BS, 7L-BS, X7L-BS, GTX7L-BS, GTX7L-BS, YTX7L-BS, X7L-BS, M327BS, WP7L-B, PTX7L-BS, YTX7L-BS