SCHUMACHER ELECTRIC SHUPSJ-4424 DC POWER SOURCE 4400 STARTER 18AH YUASA REP. BAT
(12V 18Ah). YUASA CODE: NP18-12B. Can be used in any position. Low pressure relief valve. For standby power this range has a nominal 5 - 8 year life. ALL OUR BATTERIES CARRY A FULL. We are only human, and occasionally things do go wrong.