The stainless steel heat diffuser stays cold regardless if useful for lengthy durations (all over the world patent) blocking any possibility of burns through direct connection with the nozzle.L?u ý two: Ph?i ??m b?o 2 ?i?m laser xu?t Hello?n tr?n v?n trên b? m?t ?o ho?c tuân th? t? s? D:S ?? ??m b?o s? ?o chính xác.T? ??ng hóa c? b?n là vi?c