... 1.lifepo4 technology 2.for lead-acid replacement 3.environmentally-friendly,long cycle-life lifepo4 battery for lawn lamp AdvantagesSmaller size,normally ... 1/3 as conventional SLA battery;Longer 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 ...