1. Nickel-plated USB connector head with built-in pure copper conductor, resistant to rust, durable for repeated plugging and unplugging, and has a long service life. 2. Physical buttons enhance the tactile feel and accuracy of operation. 3. Wide range of applications and good compatibility, suitable for small motors, small fans, massagers, and other devices. 4. Three-position switch allows for easy control of device settings. 5. The data cable uses a PVC outer sheath, which is wear-resistant, pull-resistant, flexible, and anti-aging. 6. Cable outer diameter: 3.5mm 7. Total product length: 0.3 meters
