YG-D1722a solar functional light is constructed by an amorphous silicon solar panel and a rechargeable functional light unit. The solar panel should be placed outdoor where no sun light is blocked, the battery will be charged once the solar panel is in the sunshine. The light has a unique design, which can be use as a reading lamp or a torch; this is ideal for rural remote area, no electricity supply or unreliable electricity supply area, or camping use.