... now the safest and best choice for Electric Bicycles Lithium battery, ideal substitute of Sealed Lead Acid and NiMh batteries and ... 1500cycles;2,Ultra-safety: No burning and explosion ,even the battery is misused or its interior and exterior are damaged;3 ... rare metals, non-toxic, pollution-free. RoHS compliant, electric bicycle battery 24V 10Ah, 36V 10Ah