Y&H 30A 12V/24V Solar Charge Controller Panel Intelligent Regulator with Dual USB Port 5V Light Timer Control LCD Display

Charge Current: 30A; USB Output: 5V/2A Max; Battery Voltage: 12V/24V auto,with LED display and PWM battery charging.【The USB port can only be used for charging mobile phones.】The battery must be connected first ！！！！ then connect to solar panel!!! Automatically manage the working of solar panel and battery in solar system,Suitable for small solar energy system. Build-in short-circuit protection, open-circuit protection, reverse protection, over-load protection. All necessary protections equipped,Adjustable controlling parameter of the system,Easy to set up and operate. Protection from lightning strike,Prolong the battery life cycle and keep the load work well.Suitable for Home, Industrial, Commercial etc.【We have a 30 day free return and 1 year warranty. Please feel free to contact us if there are any problems during use.】