BEELAND portable solar panel can absorb power from even weaker sunlight directly then provide power supply.This powerful solar panel charger utilizes high efficient mono-crystalline solar module with anodized Al alloy frame. Each kit features built-in-charge regulator that monitors the power output into the battery ensuring the maximum charge is being provided and once fully charged, will protect the battery from over charging. In addition, a strengthened, powder coated steel support frame is attached to allow the panels to be directed towards the sun, 5 meters of high quality automotive cable with battery clamps for direct connections to the battery are also included. The padded storage bag is available for protection when being transported or stored.