Ubufakazi bokuqhuma kwe-Shenhai
Amalambu ezimo eziphuthumayo angaqhumi, enziwe kusetshenziswa ubuchwepheshe be-LED namabhethri alungele imvelo, zenzelwe ukunikeza ukukhanya okubalulekile ngesikhathi sezimo eziphuthumayo. Okuvame ukubizwa ngokuthi izibani eziphuthumayo ze-LED, ziwumkhiqizo wobuchwepheshe be-LED.
Lezi zibani zivame ukusetshenziswa ezindaweni zomphakathi eziminyene empilweni yansuku zonke. Izici zabo zobufakazi bokuqhuma kanye nezimo eziphuthumayo banika amandla ukukhanyisa okuqhubekayo okungathinteki ngezinto zangaphandle. Ngokuvamile, Lezi zibani zihlala zivaliwe futhi zisebenza kuphela ezimweni eziphuthumayo, njengokuphuma kwamandla okungazelelwe.