Characteristic: 1. Excellent charging performance: The MPPT PV solar controller can provide excellent charging performance. The maximum charging capacity of 98% of photovoltaic cells can be achieved. 2. Intelligent protection: The MPPT PV solar controller is equipped with intelligent security features such as overcharging, over-discharge, overload, etc. 3. Automatic identification: The MPPT solar charging controller can automatically identify 12V or 24V batteries and realize charging with automatic voltage regulation. 4. Easy to install and use: This MPPT solar charging photovoltaic controller is simple to install and easy to operate. Friendly to novices. 5. Made of plastic: Our solar charging controller is made of plastic with excellent build quality and durability. Specification: Item Type: Controller Material: plastic Size: approx. 19 x 10 x 5 cm / 7,5 x 4 x 2 inches Application: For photovoltaic charging systems List of packages: 1 x Solar Charging Controller