•Igooseneck ehlala ixesha elide kwaye ebhetyebhetye, iluncedo kwii-engile ezahlukeneyo zokunyanga•Ngesandi se-LED esifakwe ekhompyutheni•Ngokungqinelana neemeko zesigulana, misela amandla “aphantsi, aphakathi, aphezulu” eentlobo ezintathu ezahlukeneyo zokwenziwa mhlophe.•imizuzu emi-5 ubala ngenkumbulo, elona xesha lide lokumhlophe yimizuzu engama-30.