Description Features: brand new and high quality Top adjustment type and kurled shaft for easy operate in faily use for time. Suitable for multimedia, speakers, electronic devices, etc. Great items for using to control electrical devices such as volume control. Made of metal and carbon film, wear-resistant, long service life. The knurled shaft on the knob makes daily use easier. Important items used for audio and electrical equipment control. High-precision adjustable resistors can achieve precise volume control. Specifications: Model Number: B1K 2K 5K 10K 20K 50K 100K 250K 500K 1M Shaft WH148 Potentiometer Power supply current: 1A Power supply voltage: 5V Power: 5W Size:approx. 12x6.4cm/4.72x2.52in Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1set x WH148 Potentiometer kit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin