SpecificationsDiameter/Pitch15.2*5Inch(386.1mm*127mm)WorkingTemp-40ºC~65ºCWeigh(Singlepropeller)27.5gStorageTemp-10ºC~50ºCMaterialCF+EpoxyStorageHumidity<85%SurfaceTreatmentGlossyOptimumRPM3500-6500RPM/minPropellertypeFoldableThrustLimitation6kgWarning(1)Pleasemakesurethatscrewsofcoverplatesandpropellersaremountedproperly(2)Doublecheckthatpropellersareflawless,otherwise,pleasereplacethembeforeflight(3)Fall-offorequivalentimpacttopropellerswillleadtodefromationorcracks,inthiscase,youwillneedreplacethem(4)NEVERaddforceontothepropellersordecomposethepropellers,Anydecompositionwillresultinsafetyissues(5)Forsafety,pleasestayawayfromthespinningpropellers,Specialattentionshouldbepaidtowhenusingpropellers(6)Pleasekeepthepropellersawayfromhostileenvironmentscontainingcorrosivegases,andmaintainstrictcompliaccewithstoragetemperatureandhumidityrequirements,especiallywhenitcomestolong-timestorage