Mofuta ona oa Leseli la Traffic With Timer le sebelisoa haholo-holo mateanong a litsela tsa koloi ea mufti ho bontša matshwao a sephethephethe a thinyetsang ho le letshehadi, a otlolohile, le a le letona. Lebone la lebone ke mofuta oa motsoako, 'me tataiso ea motsu e ka fetoloa kamoo e batlang kateng. Lipontšo tsohle tsa eona li kopana kapa li feta litlhoko tsa maemo a naha a gb14887-2003. Pontšo ea ho bala ho theoha ha sephethephethe se etelletsoeng pele le mabone a sephethephethe a bonts'a nako e setseng ea lets'oao la sephethephethe le 'mala o ts'oanang.
Ho feta moo, Lebone la Traffic With Timer le na le melemo ea ho se kenelle metsi le ho thibela ho bola. E ka sebelisoa maemong ohle a leholimo. E sebelisa li-LED tse khanyang haholo, bophelo bo bolelele, khanya e ts'oanang, le ho bola ha leseli le tlase. E ntse e ka bonoa ka ho hlaka tlas'a letsatsi le bataolang. LED e ka sebelisoa lihora tse fetang 50,000 nakong ea tlhokomelo e loketseng. LED e 'ngoe le e' ngoe ea Leseli la Sephethephethe le Nako e tsamaisoa ka boithaopo, kahoo ho ke ke ha e-ba le letoto la liphoso tsa LED tse bakoang ke ho hlōleha ha LED e le 'ngoe.