Dc 4 30v 5v 12v 24v Led Display Dual Digital Temperature Sensor Single 0 56 Inch DC 5 12V Digital Thermometer LED Red Blue Green Car Incubator Sb8737b2ca44347a5a143da0603ed3924m.jpg DIY DC5 12V Digital Thermometer Temperature Monitoring Tester with NTC W1209 DC 5V Blue LED Thermostat Temperature Switch Thermometer. Parameter: Power supply: DC 5V 12VColor: blue Size: 48*29*23mm (length*width*height) Test range: 50C to 110C Display accuracy: 0. 1C Refresh frequency: 200MS Probe parameters: 25C 10K, ratio 3435 Storage environment: 40C to 65C Opening size: 45. 5*27mm Package included: 5 X DC 5V to 12V digital thermometer