Motor speed controller 400W AC 220V Motor Speed Pinpoint Regulator Controller Forward & Backward

Brand Name: VBESTLIFEMotor Type: AC MotorModel Number: Motor speed controllerType 1: Speed ControllerType 2: Speed ControllerType 3: AC Motor Speed ControlFeature: GovernorItem: Motor GovernorPower supply: AC220V 50/60hzRated power: 400WEnvironment temperature: - 10 ~ + 50℃;Speed regulation range: 90-1400r/min 50HZ, 90-1700r/min 60HZWeight: 295g