1High Accuracy Chip: The controller is equipped with industrial grade master chip. Charge and discharge parameters can be adjusted. Support light control and delay control. 2Large LCD Display: All kinds of data are clear at a glance for easy inspection by the users. The temperature, charging current and discharge current, accumulated electricity generated and discharged are clear. 3Dual USB Output: The Solar charge controller is equipped with dual USB output interfaces, with a maximum current of 5A, which supports the charging of phones. 4Protection Functions: Built in over current, short circuit protection, open circuit protection, reverse connection protection are all self recovery type, without damaging the controller. Anti backflow circuit and ultra low heat. 5Wide Application: The solar controller can be widely used for various applications, e.g. solar RV, household system and industrial field monitoring, etc.