Battery Capacity : 12.8V 40Ah Battery Energy: 512WH Charge current : ≤40A Disharge current : ≤40A Charge time: 1-4 hours Charge temperature: 0℃-60℃ Disharge temperature: -10℃-60℃ Material: Lithium iron Phosphate Case: ABS+ Screw Dimension: 235*195*170(mm) Battery Capacity : 12.8V 50Ah Battery Energy: 640WH Charge current : ≤40A Disharge current : ≤40A Charge time: 1-4 hours Charge temperature: 0℃-60℃ Disharge temperature: -10℃-60℃ Material: Lithium iron Phosphate Case: ABS+ Screw. Battery Capacity: 12.8V 80Ah Battery Energy: 1024WH Charge current : ≤40A Disharge current : ≤40A Charge time: 3-4 hours Charge temperature: 0℃-60℃ Disharge temperature: -10℃-60℃ Material: Lithium iron Phosphate Case: ABS+ Screw. Battery Capacity: 12.8V 150Ah Battery Energy: 1920WH Charge current : ≤100A Disharge current : ≤100A Charge time: 3-4 hours Charge. Battery Capacity: 12.8V 100Ah, Battery Energy: 1280WH Charge current : ≤100A Disharge current : ≤100A Charge time: 3-4 hours Charge.