Description This solar battery charge controller automatically manages and regulates the voltage and current going into the battery from the solar panel, and it's designed with short-circuit protection, open-circuit protection, reverse polarity protection and over-load protection in order to ensure that the batteries are not overcharged. Features - Color: As shown. - Size: 6.86 x 5.34 x 2.2/2.7 x 2.1 x 0.87 inch. - Material: Plastic. - PWM controller, Long standby time. - Three charging can effectively prevent battery from unbalanced and improve battery life. - Easy installation and easy operation. - LED indicator, battery power display. - Manual adjustable discharge mode. Specification - Current: 5A/10A. - Voltage: 6V/12V. - Input withstand voltage: