An LED has two leads: the anode (positive) as well as cathode (destructive). It is crucial to attach the LED the correct way all around in the circuit—LEDs are polarized components, and reversing the polarity will prevent them from working. Of course. Sam’s Club’s assortment of gazebos, such as the https://www.uk-exhibitionstands.co.uk/product/pop-up-stand-3-x-2-bundle-straight/