Description:Linear potentiometer, the resistance has been changing linearly during the pushing process Specifications:Product Name: Potentiometer with KnobsModel: B type Linear Potentiometers Resistance Value: 20K ohmChannel: Single ChannelTolerance: +/-10%Terminals Number: 3Body Size: 35*8mm(+/-2mm) (L*W )Shaft Size: 5*5mm(L* W)Package Content :2pcs x Straight Slide Potentiometer