Isibane se-Bollard, esikwabizwa ngokuba sisibane se-post, ukukhanya kwegadi, luhlobo oluthile lokuma kokukhanya ecaleni kwendlela okanye kwingca. Ukuba ukhetha ukukhanya kwe-LED yangaphandle okanye izibane zelanga, ukukhanya kwangaphandle okungangeni manzi kunye nokugcinwa okuphantsi kunye nexabiso eliphantsi kufuneka libe yinto yakho yokuqala. kubandakanywa ukukhanya kweposi yegadi ye-LED, ukukhanya kwegadi yangaphandle kunye nesitayela esithandwayo kunye nexabiso lefektri.