Feature 1 Main Application: The main function of this solar panel is to supply power to most 12V batteries, including charging devices such as 12V lithium batteries, and can also be installed by bending 30 degrees. 2 Anti Reflow: The solar panel's built in blocking diode prevents the battery from discharging at night and the current from flowing back to damage the circuit board in the battery. 3 Monocrystalline: Our solar panel is made of monocrystalline silicon, which has high conversion efficiency and stable performance. 4 Excellent Compatibility: Single flexible board is suitable for 12V system, 2 boards can be used for series 24V system and parallel 12V system. 5 Applicable Scenes: This power supply is energy efficient and environmentally friendly, and is ideal for outdoor work, travel, RVs, fishing boats, cabins, tents or camping training.Item Type: Flexible Monocrystalline Solar PanelMaterial: Monocrystalline, PETMaximum Power (pmax): 2 x 15WIrradiance: =1000W/mTemperature Coefficient Voltage: (0.0650.015)%/Temperature Coefficient Current: -(16010)mA/Temperature Coefficient Power: -(0.50.05)%/Operating Ambient Temperature: -40-85 (-40 to 185)Wind Resistance: 50psf (2400 pascals)Snow Resistance: 113psf (5400 pascals)Hail Impact: 25mm (1 inch) at 23 m/s (52mph)Controller Parameters: Voltage: 12V, 24VCurrent: 50AMaximum Voltage: 50VMaximum PV Input Power: 660W (12V),1320W (24V) Package List2 x Flexible Monocrystalline Solar Panel2 x Male Terminal2 x Female Terminal2 x Male Connector2 x Female Connector1 x Solar Controller1 x InstructionNoteManual measurement, the specific size of the actual shall prevail