ITEM NAME:4X(20Pcs 3x3 Trimpot Trimmer Potentiometer Variable Resistor 10K Ohm 3X3 SmJ6M1) 4X(20Pcs 3x3 Trimpot Trimmer Potentiometer Variable Resistor 10K Ohm 3X3 SmJ6M1) 4X(Standard Resistance Tolerance: + /- 20% Linearity: Linear (B) Wattage: 0.15W ( 70 °C ) Working Voltage: Less than 50V Temperature Coefficient:  ±250ppm/ °C Color: silver material: metal Rotation Noise: Less than 5% of rated resistance Rotation Angle: 260 °  ± 20 ° Torque: 20 ~ 200gf. cm Working Temperature: -25 ° ~ +100 °C Working in High Temperature: Placed in environment temperature 70 °C and 500 hours later,resistance changes in  ±5%. Working in Wet & High Temperature: Placed in enviroment temperature 60 °C and relative humidity of 90-95% and 500 hours later,resistance changes in  ±5%. Solder Temperature: 240 °C Package Included:20* Variable Resistor).4X(Standard Resistance Tolerance: + /- 20%. Rotation Noise: Less than 5% of rated resistance. Working Temperature: -25 ° ~ +100 °C. Torque: 20 ~ 200gf. Rotation Angle: 260 °  ± 20 °. ).