ALEKO SP30W24VP 30-Watt Polycrystalline Solar Panel 24 Volt Aleko 30 Watt Polycrystalline Solar Panel - Normal Output Voltage 24 Volt Operating Voltage (Vmp): 35.5V Operating Current (Imp): 0.85A Open Circuit Voltage (Voc): 44.0V Grade A quality, high purity silicone cells.