Features 1、Better Charging: Equipped with intelligent control algorithm, the controller can control the charge and discharge to improve battery life. 2、Good Protection: The pressure sensor protection system can largely promote the operation safety and the working efficiency, very reliable. 3、Digital Display: Large LED screen together with the simple panel ensures easy check and viewing, which will greatly simplify the using. 4、The Recognition: Able to automatically recognize 12V and 24V, the solar charge controller is very easy to set, meeting all your work needs. 5、Easy to Install: Comes with a compact size and a light weight as well, the solar charge regulator is very convenient to install in minutes. Specification Item Type: Solar Charge Controller Product Size: Approx. 14 x 8 x 4cm / 5.51 x 3.15 x 1.57in Use: Used for controlling the charging and discharging of lithium batteries in solar photovoltaic systems. Package List 1 x Solar Charge Controller