Description: 100% Brand New and High Quality. This is a pack of RC model vehicle parts & accs for RC airplane. Designed to minimize power consumption. Easy and quick Installation. Material: Metal Specification: 40A ESC Current: 40A Output capacity: continuous current 40A, short-time current 55A (not less than 10 seconds) Power input: 2-4 lithium batteries(Not Included) BEC output: 5V@3A (linear regulator mode - linear mode) Maximum speed: 210,000 rpm for 2-pole motor, 7000 rpm for 6-pole motor, 35,000 rpm for 12-pole motor Size: (Approx) 68x25x8mm A2217KV1100 Brushless Motor: 11V 19.5A 8450rmp thrust 1012g 10.5V 17.4A 8220rmp thrust 953g 10V 17.2 8030rmp thrust 903g 9.5V 15.9 7730rmp thrust 830g Output diameter of Shaft:4.0mm Weight: 68g Size: approx. 27.8x32mm Package Includes: 1 Piece 2217 KV1100 Brushless Motor 1 Piece 40A Brushless ESC 2 Pieces 1060 Propellers 1 Piece Servo Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size.