5 V, Dimensions: 2 x 1.Microchip MCP4018T-104E/LT, Digital Potentiometer 100kΩ 128-Position Linear Serial-I2C 6 Pin, SC-70, Memory Type: Volatile, Mounting Type: Surface Mount, Power Supply Type: Single, Typical Single Supply Voltage: 1.25 x 1mm, Length: 2mm, Maximum Operating Temperature: +125 °C.8 to 5.