Dual Red LED Digital Display Thermometer Waterproof

Display Color: red
Display Way: 0.28 inch LED digital tube Display: Digital
Refresh Rate: 4s/times Unit Quantity: 1Pc
Measurement Precision: 1 celsius
Operating Temperature: -40~85 celsius
Shell Size: 47.8*28.8*15mm
Sensor Type: NTC metal waterproof probe Power Supply Voltage: DC 4-28V
Minimum Resolution: 0.1 celsius Measurement Temperature: -20~100 celsius
Color: Black
Material: ABS
nstructions 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 Celsius or above 100 Celsius , digital also shows "- - -."
[3] Acquisition normal temperature range: -20 Celsius to 100 Celsius , resolution 0.1 Celsius , accuracy of 1 Celsius .
Product Usage:
measuring the temperature inside and outside the car
measuring the temperature inside and outside the air-conditioned room
measuring the temperature inside and outside the refrigerator
temperature measurement pond
baby bath water temperature measurement
Package contents:
1x monitor
2x 1M NTC waterproof metal probe
1x Wiring
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.
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