Description: - Application: solar power generation system, aquaculture, planting, ship solar power generation system, solar street lamps, garden lights, billboards, solar charger and so on. - LCD display. - PWM battery charging. - All necessary protections equipped. - Adjustable controlling parameter of the system. - Battery Voltage : 12V / 24V - Charge Current : 20A - Discharge Current : 20A - Working Temperature : -35℃ to +60℃ - Application : Home, Industrial, Commercial Specification: - Materials: Plastic - Size: Approx.168X92X32mm/ 6.61x3.62x1.25inch Package Includes: 1 Piece Solar charge controller 1 Piece User manual Choose all you need in our store. You will have a nice purchase experience and get quality products and service corresponding to the policy of Amazon.