1X(1. Easy maintenance.< />2. Light weight and high efficiency< />3. Easy to install and easy to install.< />4. Wide range of applications (outdoor, mountain, grassland and other generation, charging, portable emergency charging)< />< />Solar Panel:< />Name: 30W Solar Panel< />Tolerance: +/-5%< /> Battery Voltage: 12V< />Type of Solar Cell: Monocrystalline< />Open Circuit Voltage(Voc): 12V< />Maximum Ystem Voltage: 12V< />Temperate Coefficient of : (010+/- 0.01 ) %/C< />Temperate Coefficient of Voc: - (0.38 +/-0.01 ) %/C< />Temperate Coefficient of Voc: -0.47%/C< />Temperature Range: -40 Celsius to +80 Celsius< />40A Controller:< />Rated Voltage: 12V/24V< />Rated Current: 40A< />Max.PV Voltage: 50V< />Max.PV Input : 650W(12v) 1300W( 240v)< />colour:Black< />Material:Monocrystalline silicon< />size:420 x 280 x 30mm< />< />Package Conten:< />1 x Solar Panel with Battery Clip< />1 x 40A Controller)