Yotano E-bike series batteries is lead acid battery, The rated capacity is range from 12Ah to 65AH. The battery capacity is normally based on 2 hour rate and 3 hour rate. 

Yotano E-bike batteries are known for their relatively low cost with reliable quality compared to other battery types,  Although heavier and have a lower energy density. However, they remain a popular choice for e-bikes due to their ability to provide the necessary power for electric propulsion at a more affordable price with better safety, stability.