1X(Area of application:1.Healing imaging system 2.automatic machine control 3.Production equipment and film frequency compilation 4.move the photo and television control system 5.Instruments for industrial and scientific use Item Type:Switches Switch Type:Push Button Switch Model Number:Joystick Potentiometer Brand new Delivery value:standard 10 kΩ Restore tolerance:+/- 20% Independent linearity:+/- 1% Resolution:essentially infinite outpoot softness:max 0.5% Fine and durable workmanship. colour:black Material:plastic Size:About 95*50mm Package Contents: 1*joystick potentiometer)