1、ADAPTIVE VOLTAGE: MPPT solar charge controller applies multiple voltage output 12/24/36/48V to meet different needs. This solar charge controller helps you manage the working of solar panels and battery in solar systems automatically. 2、MPPT TECHNOLOGY: Solar charge controller adopts high efficiency MPPT technology to maximize solar cell utilization. With MPPT technology, guaranteeing an efficient energy collection. 3、LCD DISPLAY: Solar panel battery intelligent regulator has LCD display, real time monitoring of charging status, easy to operate. You can use this controller in a different place like home, industrial, commercial, etc. 4、SAFE CHARGING: Solar panel regulator has multiple protecting measures to ensure safe and stable charging of the battery. This solar charge controller will help you improve the system efficiency safely and prolong the life span of the battery. 5、WIDELY APPLICATION: Solar power controller adopts compact design, suitable for solar photovoltaic battery charger and lights and other scenarios. Item Type: Solar Charge Controller Material: Plastic, Aluminum Alloy Controller Size: Approx. 18.3x19.3x6.5cm / 7.2x7.6x2.6in Gross Weight: 736g/1.6lb Operating Temperature: ‑25℃ to 65℃ 1 x Solar Charge Controller 1 x Instruction Manual