Features: Experience industrial performances with our Intelligent Controllers Photovoltaic Solars Panel Battery Regulator, featuring control chip and large LCD display for parameters adjustments. Builts with ABS materials, this Controllers offer multiple layer protective including over current, short circuits, and reverse connection safeguards, ensuring long time use and safety in your solars systems. For enthusiasts and small solars systems installers, this device support both 12V and 24V systems, making it addition for various applications. Perfectly suited for home solars systems, camping supplies, and remote area electricity needs, this Controllers ensures efficients energy management with its 3 stage charging. With double USB interfaces and low heat generation designs, this photovoltaic Controllers provide stable and accurate performances, enhancing the reliability of your solars setups. Specifications: Component: ABS Current: 10A, 20A, 30A(Optional) Size: 13.3x6.9cm/5.24x2.72inch Package Includes: 1pc Solar Charge Controllers note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.