This is a 25A ESC suitable for Rc Helicopter Belt CP V2, King 3 and similar radio controlled helicopters.

This is old style deans battery connector ESC 000836

See other listing for New style EC3 connector ESC 002646

• Esky Part No: EK1-0350 (000836) 

• ESKY DESCRIPTION: ELECTRONIC SPEED CONTROLLER FOR BRUSHLESS MOTOR 25A