Premium Humidity Indicator Cards 20 Pack(Reusable) - 10-60% 6 Spot(20 Cards)

About this item

• 20 Premium Humidity Indicator Cards(REUSABLE More than 20 times) - Cards should not be in Direct Contact with Foods or Medications
• Our Humidity Indicator Card is the Highest Quality in the Industry for Humidity Measurement. - Strictly Tested for Clear Color Change
• Indicator Changes Blue(Dry) to Pink(Humid). Humidity indicator cards are sensitive to temperature, humidity, atmospheric pressure, and wind. Therefore, they do not work well in open air. They work well and display accurate relative humidity level in enclosed space.
• When You Initially Open the Card, All Dots Sometimes React and Change Color Because They are Exposed to Sudden Humidity. If You Wait for About 30 minutes, the Card will Calibrate and You will be able to Read the Humidity Level. - 6 Spots Humidity Indicating(10%/20%/30%/40%/50%/60% RH - Clear Color Change)
• Continuously & Accurately Displays Humidity Level - If the humidity level becomes lower, the strip will change back to blue (the original color). Just because the color has changed to the next level does not mean it cannot go back to the previous color. The colors will change depending on the humidity level. Colors may fade with long term use of more than 20 times.

Product Details

Property	Value
upc	799475787416
asin	B01974FX42
brand	Dry & Dry
color	White
item weight	0.32 ounces
battery type	No batteries required
manufacturer	Dry & Dry
mounting type	Tabletop
customer reviews	4.4 4.4 out of 5 stars 636 ratings 4.4 out of 5 stars
number of pieces	20
best sellers rank	#61,630 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #78 in Humidifier Accessories
item model number	DDINCCRD10
batteries required	No
product dimensions	5 x 4.4 x 0.3 inches
battery description	No batteries required
is discontinued by manufacturer	No