This is a 7.2V 05 Electric Motor from Master Airscrew. This motor is designed for electric powered R/C airplanes. FEATURES: Made with Ferrite Magnets. 19-Turn Single wind, clockwise motor for 2-Meter Sailplanes and Sport Electric Airplanes under 56 ounces. Built-in capacitors Runs with 6-7 cells For both direct drive and geared systems INCLUDES: One Speed 500 7.2V ferrite motor. Built-in capacitors. One instruction sheet. REQUIRES: SPST switch rated at 6A@125V Fuse rated 25A 7.2 or 8.4V 1400mAh battery pack Wiring harness with switch and fuse (see above) COMMENTS: A vented motor mount is recommended Master AirscrewPart MASMA3550