VEVOR 400W 12V Complete Solar Power Kit, 2PCS 200W Monocrystalline Solar Panels + 12.8V 100Ah LiFePO₄ Battery + 40A MPPT Charge Controller + 1000W Power Inverter for RV Home Camping Boats Off-GridLong Lifespan BatteryDurable Solar PanelsClear and Simple WiringStable and ReliableFriendly ReminderHigh EfficiencyOperating Temperature: 14 to 149 °F/-10 to 65℃,Single Solar Panel Power: 200W, 2PCS,LiFePO₄ Battery: 12.8V 100Ah,Solar Pane Material: Glass + Monocrystalline Silicon,Charge Controller: 40A,Power Inverter: 12V 1000W,Optimal Operating Temperature: 77 °F / 25℃