Our products Solar charge controller are produced in Liaoning, China, and are of the battery type. Application for charger controller, solar workstation, solar system controller. Operating time (hours) 24 hours. Warranty is 2 years. Colour is grey, characterised by intelligence, weight 3 kg. The shape is square. Material is iron. With CE, PSE, METI certificates. Type MPPT. Intelligent MPPT controller with various protection functions to improve the efficiency of off-grid solar systems. Please do not connect the controller directly to the inverter.