EntityQ383892· pop 5· linked from 28 articlesHydra Technologies EhécatlSign in to saveS4, a Mexican unmanned aerial vehicleConnectionsMexicoCountryWashington, D.C.Entityunmanned aerial vehicleEntityfighter aircraftEntitybomberEntitypress releaseEntitysurveillanceEntityavionicsEntityGeneral DynamicsCompanyultralight aviationEntityParis Air ShowEntitytrainerEntityEhecatlEntityagricultural aircraftEntityaerospace manufacturerEntityforward looking infraredEntityNational Polytechnic InstituteEntitysurveillance aircraftEntityutility aircraftEntityAztec religionEntityCategories2000s Mexican military reconnaissance aircraftAircraft first flown in 2006Aircraft specs templates using more general parameterHigh-wing aircraftHydra Technologies aircraftTwin-boom aircraftTwin-engined push-pull aircraftUnmanned aerial vehicles of Mexico