... acid replacement 3.environmentally-friendly,long cycle-life lifepo4 battery for lawn lampAdvantagesSmaller size,normally 1/3 ... cycle-life,SLA battery is about 300cycles while LiFePO4 battery can be 1000 cycles or more;Good ... performance in deep discharge,LiFePO4 battery can be 100%DOD while SLA ... battery is 60%-80%DOD,which means LiFePO4 battery will need less capacity in the same ...