RCX 1804 2400KV Micro Size Integration Outrunner Brushless Motor RCX 1804 2400KV Brushless Motor Plus Thread for DJI F330 ZMR250 H250 Quadcopter Part 1804 2400KV Micro Size Outrunner Brushless Motor Designed for Multicopter As of testing, full load of this motor demands between 6A - 8A current. So a >10A ESC is recommended, a 6A ESC might be too low if you need to drive it very hard.This is a great little motor suitable for multirotor helicopters size between 200-330mm. Description: Motor Diameter: Approx. 23.6mm Motor Shaft Diameter: 5mm Capable of 6-12~ amps of power draw Includes 1 spinner (5mm diameter) and 4 M2x5 phillips mounting screws Motor wire length = 40mm Package list: 1 * RCX 1804 2400KV Brushless Motor Plus Thread