Use LCD to display all parameters, rich content, intuitive understanding of system operation; Built-in energy-saving backlight, better display effect, more power saving. With switching power supply regulated output DC12V and USB 5V output, can be used for DC lighting and mobile phone charging; With output switch, intelligent control, easy operation. The system power supply uses switching power supply, which reduces the static working current; Independent temperature detection circuit, with high-precision temperature compensation. Exposed terminals, wiring is more convenient, and CIF series has a large metal shell; Use single-chip control to make the controller intelligent, adaptable, and reliable. Use WPC control based on PWM upgrade to greatly improve system efficiency and extend battery life. Protection functions: 1. Overload protection 2. Short circuit protection 3. Open-circuit protection 4. Low-voltage protection 5. Overcharge protection 6. Reverse polarity protection Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect functionality. Specifications: 10A / 20A Color: Black Material: Plastic Package Contents: 1 x Solar Charge Controller Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1–3 cm.