... circuit . 2. Operation Description 1) Place the Solar panel where can receive the strongest possible sunlight .2 ... the LED light indictor is green), disconnect the Solar Panen connector cable from the control box .3 ... located on the control box , then switch the Solar Energy Kit to "on" position .4) Charging ... of LED and cell phone charger .5. Specification Solar Panel Power, size & cable5W 22.5X19.5CM ...