Sunnysky X3508S 700KV 4S Outrunner Brushless Motor for Multi-rotor SUNNYSKY X3508S 700KV 4S 1.5kg 340W Brushless Motor for Multi-rotor copter Description: Brand Name:Sunnysky Model: X3508S 700KV Stator Diameter:35mm Stator Thickness:8mm No. of Stator Arms:12 No. of Stator Poles:14 Motor Kv:700 Electric Current (A/10V):0.4A Motor Resistance:100m? Max Continuous Current:23A/30S Max Continuous Power:340W Weight:106g Outside Diameter:42mm Shaft Diameter:4mm Body Length:26.5mm Overall Shaft Length:33mm Max Lipo Cell:4S Recommended Prop(inch):APC11x4.7/APC12x3.8/APC14x4.7 Package Includes: 1 x motor 1 x prop adaptor 1 x prop holding-down plate 6 x screws