A. Ionic’s “Deep Cycle�?batteries have real lithium ability score at 1C discharge amount this means a 12Ah “Deep Cycle�?lithium-ion battery should be able to provide 12A for 1 hour. However, most lead-acid batteries have a 20hr or 25hr rating printed for its Ah capacity meaning precisely the same 12Ah direct-acid https://nuranu.com/products/lithium-ion-battery/18650-lithium-ion-battery/