Features The circuit has a positive and negative symmetrical power supply, which is entitled with high performance. Single power supply controls the potential, and the output C end has an adjustment range of 0-∞V. Generally used in speaker volume switch and laser head power size adjustment, it is practical. Meanwhile, such a potentiometer keeps long service life and it is not easy to damage so that you can use for a long time. After many inspections before leaving the factory, the quality is guaranteed, you can use it with confidence. Specification:Item Type: Potentiometer Blue and white is adjustable. (5 each per value in the following, and they are separately packaged) Values: 100 Ω (101) 200 Ω (201) 500 Ω (501) 1K (102) 2K (202) 5K (502) 10K (103) 20K (203) 50K (503) 100K (104) 200K (204) 500K (504) 1M (105) Package List:65 x Potentiometer Package List 65 x Potentiometer