MOKO 760N LED PediatricSpecificationsHead: Pediatric Mini headMaterial: TitaniumRPM: 320,000-400,000 min01Head Size: Ø9.0 x H 10.3mmNoise level: Less than 65DbSpray : Single-sprayFeaturesCarbide-made SpindlesGerman Ceramic Ball BearingsAir-pressure Regulation