What is the humidity range it can measure?

Hello, Thanks for your question, The humidity range is 10 to 90%RH, the Max resolution is: 0.1%RH and the basic acuracy±3%RH. if you have any questions, feel free to contact our technical support line at 866-477-3687 option 3

Can i use this for test the % of humidity in food, like mixed corn?

No. You can't use this meter for measure humidity in food. This meter is for ambient temperature, ambient humidity, dew point and other variables. Also, you can use an optional wire probe for measure temperature in food, but not humidity.

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Extech RH300 Digital Psychrometer, Humidity (RH), Air Temperature, Dew Point & Wet Bulb Meter | RH 10-90%, air temp -4 to 122F, dew point, wet bulb, T1-T2 differential (with TP890), twist sensor cap

Extech RH300 Digital Psychrometer, Humidity (RH), Air Temperature, Dew Point & Wet Bulb Meter | RH 10-90%, air temp -4 to 122F, dew point, wet bulb, T1-T2 differential (with TP890), twist sensor cap

Product ID: 13748161

Details

Battery Description
2 x AAA (1.5V)
Brand
Extech
Color
Orange
Item Weight
0.02 Kilograms
Mounting Type
Tabletop

💧Relative Humidity 10%-90% RH

🧊Dew Point & Wet Bulb readings

🌡️Measures air temp -4°F to 122°F

43062 kr

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Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

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Description

🌟 Master your microclimate with precision — don’t let conditions catch you off guard!

TRIPLE READ PRECISION - Simultaneously displays humidity, air temp, and dew point or wet bulb for instant insights.
FIELD READY DURABILITY - Compact, lightweight design with a twist-to-close sensor cap protects your investment on the go.
USER FRIENDLY CONTROLS - Data Hold, MAX/MIN/Average readings, and Auto Power Off optimize your workflow and battery life.
TRUSTED ACCURACY VALUE - Highly rated by pros for reliable, easy-to-read measurements that elevate your project outcomes.
ADVANCED DIFFERENTIAL CALCULATIONS - Calculate T1-T2 temperature differentials with optional probe for expert-level environmental analysis.

The Extech RH300 Digital Psychrometer is a compact, professional-grade meter designed for field use, delivering simultaneous readings of relative humidity, air temperature, dew point, and wet bulb temperature. Featuring a unique protective sensor cap, advanced temperature differential calculations with optional probes, and user-friendly functions like Data Hold and Auto Power Off, it offers reliable, accurate environmental monitoring trusted by experts.

Specifications

ASIN	B000BF5400
Battery Description	2 x AAA (1.5V)
Best Sellers Rank	#514,209 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #70 in Humidifier Humidity Meters
Brand Name	Extech
Color	Orange
Customer Reviews	4.4 4.4 out of 5 stars (61)
Global Trade Identification Number	00793950443002
Included Components	Digital Psychrometer
Item Weight	0.02 Kilograms
Manufacturer	Extech
Model	RH300
Mounting Type	Tabletop
Operating Humidity	10% to 90%
Part Number	EXTRH300
Smart Home Compatibility	Not Smart Home Compatible
Temperature Accuracy	1
UPC	793950443002 796841974500
Unit Count	1.0 Count
Upper Temperature Range	120 Degrees Fahrenheit
Voltage	1.5 Volts (DC)
Warranty Description	1 Year

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43062 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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