Dahua Integrated Solar Lithium Battery PFM372‑L45‑4S14P, 12.8 V 45 Ah, IP66 die‑cast aluminium housing, Nominal DC12.8 V, Max DC14.6 V, Charging/Discharge 9 A, ≤80 mΩ internal resistance, Compact solar storage for Dahua systems, Outdoor ready, 3Yr Warrant