Description:Linear potentiometer, the resistance has been changing linearly during the pushing process Specifications:Product Name: Potentiometer with KnobsKnobs Color: Black YellowModel: B type Linear Potentiometers Resistance Value: 50K ohmChannel: Single ChannelTolerance: +/-10%Terminals Number: 3Body Size: 35mm*9.6mm*6mm (+/-2mm) (L*W * H)Shaft Size: 9*4mm (L* W)Knob size : 23.7mm*11.5mm*11mm (L*W * H) Package Content :5pcs x Straight Slide Potentiometer / 5pcs x knob