Feature:1. LCD display backlight function, support reading in dark places, simple button operation, easy to use.2. LCD display shows battery power, voltage, current and charge and discharge status, daily power statistics, adjustable charge and discharge control parameters.3. Solar charge controller has load overcurrent/short circuit protection, battery overdischarge/overvoltage/low voltage protection, solar panel/battery reverse connection protection and battery reverse discharge protection.4. Powerful 30A charge controller supports 12/24V battery system, automatic identification and switching, and 3 level power harvesting technology to maximize energy acquisition.5. Solar controller, with current and battery percentage display, with temperature control head, USB interface, supports a variety of battery types, and a variety of battery voltages.How to Use:1. Prepare flush installation tools and materials. Please select a suitable cable2. Ensure that the current density is 4A/mm2, which will help reduce the pipeline pressure drop. Check whether the installation site meets the relevant safety requirements and avoid moisture and dust. Flammable, explosive and corrosive gas3. Install the controller fixed on the vertical plane to ensure good cooling conditions for the controller. The controller reserves 10cm space at the bot