libelyef 60A/50A/40A/30A/20A/10A 12V 24V Solar Charge Controller Auto Solar Panel Controller Intelligent Regulator PWM Digital Timer LCD Display Dual USB Output Charging
--Only For off-Grid PV Solar System.For 40A 12V Pv System: 120W Solar Panel,12V Lead-acid Battery,21V for Max input Voltage For 40A 24V Pv System: 240W Solar Panel,24V Lead-acid Battery,42V for Max input Voltage
--All necessary protections equipped,Adjustable controlling parameter of the system,Easy to set up and operate.Build-in industrial micro controller.One-key setting,digital display,auto memory function.
--Automatically manage the working of solar panel and battery in solar system,Suitable for small solar energy system.Fully 4-stage PWM charge management.
--Protection from lightning strike,Prolong the battery life cycle and keep the load work well.Suitable for Home, Industrial, Commercial etc.An improper sequence order can damage the controller!