Type: Li-Ion Nominal Voltage: 14.8v Size: 270*200*50mm Nominal Capacity: 50Ah Application: Solar Storage Warranty: 5 Years Capacity: 50AH Cycle life: 1000 Times Battery type: Lithium Iron Battery Cell Voltage: 11.6v-16.8v Certificate: ISO9001 CE ROHS Protection: IP67 Working temperature: -20â-+60â