Big sale Solar Charge Controller PWM Lithium Battery Photovoltaic Charge Regulator LCD Display 12V/24V20A

1、MAIN PURPOSE: Helps you automatically manage solar panel and battery operation with built in industrial microcontroller compatible with 12V 24V system voltage. 2、DUAL USB OUTPUT: 3 levels PWM charging management with dual USB interface outputs 5V/2.5A (maximum) which can charge mobile phones tablets PCs. 3、CIRCUIT PROTECTION: With overcurrent short circuit reverse connection low voltage and overcharge protection safe operation and extended battery life. 4、3 LEVEL PWM CHARGING: Adopt fast charging large charging and floating charging 3 phase PWM adjustment charging to achieve efficient and intelligent charging. 5、WIDE APPLICATION: Suitable for solar power generation systems smart homes solar ventilation systems solar light boxes billboards and warning lights etc.