Model: TSWB-LYP90AHA Nominal Capacity: 90AH Battery Size: 143x61x218mm Operating Voltage:Charge 3.8V; Discharge2.8V Internal Resistance :0.5m Max Discharge Current: Constant current 3CA Impulse Currentâ?¤10CA Standard Charge/Discharge Current:45A(0.5CA) Cycle Life:80%DOD 5000 Times 70%DOD 7000Times Temperature Durability of Case:200 Operating Temperature: Charge/Discharge:-45~85 Storage Humidity: 75%RH Self-discharge Rate: 1% Month Weight : 2.9kg±100g