Jiangyin Huahuiyuan Electronic Technology Co.,Ltd is an innovative company researching&marketing solar charge controllers.The particular patents make powerful functions for products.The main product lines include universal water-proof solar charge controller,Automatic power reducing solar charge controller,solar&municipal-power-supply hybrid charge controller,LED driver,which are Widely applicated in solar street lamp,lawn lamp and small off-grid PV (solar power)system.With the business philosophy---technology makes better life,the company focus on providing more safe,reliable,simple and...