Supply voltage LiXX cells: 3 - 5 ; RPM/V [RPM/min/V]: 990 ; Nr. of turns: 12 ; Internal resistance [mOhm]: 59 ; No load current [A]: 1.7 ; max. effenciency [%]: 85 ; Max. efficiency current (η>76%) [A]: 15 - 25 ; Max. peak current (60 s) [A]: 38 ; Max. power [W]: 650 ; Diameter [mm]: 35 ; Lenght [mm]: 46 ; Shaft diameter [mm]: 5 ; Weight [g]: 148 ; Nr. of poles: 14 ; Timming [°]: 15 - 25 ; ESC [A] : 40 - 60 ; Sailplane up to Weight [g]: 2400 ; Trainer up to Weight [g]: 2400 ; Acrobat up to Weight [g]: 2000 ; 3d up to Weight [g]: 1500