GS-MI/PA medium-intensity type A aviation obstruction light, its base is caste by high intensity aviation aluminum with full sealed structure;Light source adopts high efficient LED chip cooperate with independent research and development of patent projection lens, it has the feature of high light intensity, long service life, lamp shade adopts boronsilicate glass materials, which has strong ability of corrosion, anti-UV, anti-shock; Controlling circuit has strong ability of lighting protection and with anti-surge protection device, it can adapt to extremely bad working environment.The lamp comes with numbers, flash frequency is adjustable,the user can be adjusted according to demand.