6PCS Yinlong 2.3V 40Ah 66160 Iron Titanate Battery Cylindrical LTO Solar Cells | eBay
66160h Original Long Cycle Life Yinlong 2.3V 30ah 35ah 40ah 45ah Lto Lithium Titanate Battery for Electric Operated Three Wheels Passenger Vehicles - China Lithium Titanate Battery, Yinlong Battery | Made-in-China.com