2X NTC 10K Ohm Waterproof Digital Thermal Temperature Sensor Probe 1M measure environmental temperatures using ADC and this 10k NTC LINK Resistance to temperature conversion table LINK Typical Dissipation Constant 5mW/ C Probe insulation: Greater than 100MOhm Peak Voltage sustain time: 2 seconds, AC1800V 1mA 2 seconds Stress sustain: 9.8N (1kgF) for 1 minute no deformation Product Name : Temperature Sensor Probe; Type : NTC 10K 1%; Measurement range : -20C to 105C(-4F to 221F) Resistance : 10K Ohm; Accuracy : 1%; Connection Type : 2 Pin JST XH2.54mm Plug Connector Head Size : 25 x 5mm / 1 inch x 0.2 inch(L x D); Total Length : 1m / 3.3ft Material : Plastic, Stainless Steel; Main Color : Black,Silver Tone Net Weight : 20g; Package Content : 2 x Temperature Sensor Probe Only the above package content, other products are not included. Note: Light shooting 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.