KETOSOLOO measure environmental temperatures using For ADC and this 10k NTC LINK Resistance to temperature conversion table LINK B-constant : 3380K -/+ 1% Typical Dissipation Constant 5mW/ degree Celsius Probe insulation: 100MOhm Voltage sustain time: 2 seconds, AC1800V 1mA 2 seconds Stress sustain: 9.8N (1kgF) for 1 minute no deformation Colour:As Shown Material:metal+plastic Package Contents: 10 x NTC Thermistor Temperature Sensor Waterproof Probe Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.