Dual LED Display Digital Thermometer Thermograph Temperature Sensor 12V Meter Detector Tester Monitor for Car Truck Aquarium, Dual Display Digital Temperature Controller 12V Digital Car led thermometer Internal external temperature DC 12V - 4V - 28V Mini Dual Display Digital Temperature Controller Temperature Sensor Thermometer Tester control + Waterproof NTC Probe. Can use for car audio amplifier temperature check. Mini dual display digital for build in car dashboard / center console temp display measure temperatures with a digital thermometer tools cars from china

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Size: 45MM * 26MM
Refresh rate: about 1S / times
Supply voltage: DC 4V - 12V- 28V
Accuracy: 1 °C
Measuring temperature: -20 °C ~ 100 °C
Working temperature: -40 °C to 80 °C
Display color: Red + Blue
Sensor Type: 1M NTC waterproof metal probe
Display: 0.28 LED
Minimum resolution: 0.1 °C

Instructions for use:
[1] DC power supply: This product requires access 4-28V DC power supply, the red line for positive power supply, the black wire to the negative power. The greatest feature of this product: its own reverse anti-burning circuit, avoiding the user process due to improper operation problems. Friendly reminder: must not be connected with AC 220V Oh!
[2] Display Description: When the temperature sensor is removed when the digital display "- - -", the temperature is below -20 °Cor above 100 °C, digital also shows "- - -."
[3] Acquisition normal temperature range: -20 °C to 100 °C, resolution 0.1 °C, accuracy of 1 °C.

Product Usage:
(1) measuring the temperature inside and outside the car
(2) measuring the temperature inside and outside the air-conditioned room
(3) measuring the temperature inside and outside the refrigerator
(4) temperature measurement pond
(5) baby bath water temperature measurement

Package Included:
1pcs * 0.56 inch digital thermometer + NTC metal waterproof temperature sensor * 2 + cable*1.

مقياس حرارة رقمىمقياس حرارة رقمى,
Термометр двухзонный с датчиками,
एलईडी डिस्प्ले डिजिटल थर्मामीटर,
Termómetro digital con pantalla LED,
termómetro digital, termómetro con pantalla LED doble, medidor de temperatura digital de alta precisión con sonda de sensor de temperatura NTC,
(كيفية قياس درجات الحرارة بترمومتر ديجيتال ( مقياس حرارة رقمي ,

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