... 2.longer cycle-life,over 1000 cycles 3.lower weight Battery for Solar Street Light 50AH AdvantagesSmaller size,normally 1/3 as ... ,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 LiFePO4 ...