Features:This single-phase asynchronous motor speed controller can be used for 24V, 36V, 90V DC motors.The controller uses high quality electronic circuit and integrated components for durability.It has small size, high precision, wide speed controlling range, low power consumption and long service life.It is used with single-phase asynchronous motor to realize feedback constant speed and stepless speed regulation.Widely used for speed governing device drivers of packaging, printing, electronics, instrument meter, clothing machinery, medical machinery and other industries.Specifications:Control Motor Power: 0.02W~400WOutput Voltage: DC 24V~90VSize: Approx. 8.5 x 8 x 6cm/3.3 x 3.1 x 2.4inPackage Includes:1 x Speed ControllerNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..