1、12V 24V Compatible: This solar charge controller helps automatically manage the work of solar panels and batteries with built in industrial microcontroller, can also output up to 5V 2.5A for mobile phones, tablets and PCs charging through dual USB 2、Multiple Protection: This controller is equipped with over current and short circuit protection, reverse connection protection, low voltage and overcharge protection, and 3 level PWM charging management 3、Durable to Use: This solar charge controller help safely improve system efficiency and can extend battery life 4、Large LCD Display: The display of this controller can clearly display status and data, such as charge and discharge current, query of accumulated power generation and discharge, temperature display 5、Adjustable: This controller can achieve light control and time delay control, can adjust charging and discharging parameters, with functions such as power off memory, suitable for home, industry, business, etc. 6、Application: This controller suitable for solar power generation systems, smart homes, solar chargers, solar ventilation systems, solar light boxes, solar billboards, solar warning lights, etc. Item Type: Solar Controller Material: ABS Default rated voltage: 12V/24V (adjustable 11.1V 12.8V) Maximum Photovoltaic Voltage: 50V 1 x Solar Controller 1 x User Manual