Feature:1. Adopts ABS flame-retardant housing, wear resistance and can provide long service time.2. Small size, high accuracy, with wide speed regulation scope and low power consumption.3. Anti-slip rotation knob design for easy adjust the working speed.4. One button to on or off the motor, and please disconnect the powersupply when it is necessary to stop the operation for a long time.5. It is easy to install and convenient to use.6. Superior operation performance, easy maintenance.7. Widely used in packaging, printing, food, electronics, instruments, clothing industry production lines for speed drive device.Specification:This is a kind of quality speed controller, which adopts ABS flame-retardant housing, wear resistance and can provide long service time. Small size, high accuracy, with wide speed regulation scope and low power consumption. Anti-slip rotation knob design for easy adjust the working speed. Widely used in packaging, printing, food, electronics, instruments, clothing industry production lines for speed drive device. You can have a try.Features:Adopts ABS flame-retardant housing, wear resistance and can provide long service time.Small size, high accuracy, with wide speed regulation scope and low power consumption.Anti-slip rotation knob design for easy adjust the working speed.One button to on or off the motor, and please disconnect the powersupply when it is necessary to stop the operation for a long time.It is easy to install and convenient to use.Superior operation performance, easy maintenance.Widely used in packaging, printing, food, electronics, instruments, clothing industry production lines for speed drive device.Specifications:Name: Speed ControllerModel: SS22-AMaterial: ABSMax.AMP.: 3AVoltage: AC220VFrequency: 50 or 60HzItem size: 80 x 56 x 41mm or 3.15 x 2.20 x 1.61inItem weight: 99g or 3.49ouncePackage size: 92 x 89 x 50mm or 3.62 x 3.50 x 1.97inPackage weight: 113g or 3.99ouncePacking List:1 x Speed ControllerPackage List:1 x Speed Controller