How often do you need to refill the bottle at different humidity levels?

Please note I added a 30mm fan to move air across the wick. With humidity the 45% range and the fan operating, I need to add water about every 4 days.

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Sper Scientific 736740 Mason's Hygrometer

Sper Scientific 736740 Mason's Hygrometer

Product ID: 16904815

Details

Battery Description
No batteries
Brand
Sper
Color
White
Item Weight
3.8 Ounces
Mounting Type
Tabletop

💧Wet bulb tech for precise humidity

🔴Safe, vivid red liquid display

🌡️Dual temp scales -10/50°C & 10/120°F

A$43

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Description

💧 Stay ahead of the curve with precision humidity insights!

MERCURY FREE SAFETY - Red liquid ensures a non-toxic, eco-friendly alternative to traditional mercury.
BATTERY FREE OPERATION - Always ready—no batteries needed for hassle-free, sustainable use.
COMPACT TABLETOP DESIGN - Sleek and portable, fits perfectly on any desk or shelf for quick reference.
DUAL TEMPERATURE SCALES - Seamlessly switch between Celsius and Fahrenheit for global usability.
PRECISION HUMIDITY MEASUREMENT - Wet bulb and dry bulb readings deliver accurate indoor climate insights.

The Sper Scientific 736740 Mason's Hygrometer uses classic wet and dry bulb thermometry with a safe red liquid indicator to provide accurate humidity readings. Featuring dual temperature scales (-10 to 50°C and 10 to 120°F), it operates battery-free and is designed for convenient tabletop use, making it an essential tool for professionals monitoring indoor climate conditions.

Specifications

ASIN	B00N5IRZS4
Battery Description	No batteries required
Best Sellers Rank	#248,318 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #106 in Weather Hygrometers
Brand	Sper Scientific
Brand Name	Sper Scientific
Color	White
Customer Reviews	4.0 out of 5 stars 37 Reviews
Included Components	Hygrometer
Item Weight	3.8 Ounces
Manufacturer	Sper Scientific
Model	736740
Mounting Type	Tabletop
Part Number	736740
Smart Home Compatibility	Not Smart Home Compatible
Temperature Accuracy	5.56
UPC	077754662617 696738569263
Unit Count	1 Count
Upper Temperature Range	120 Degrees Fahrenheit
Upper Temperature Rating	120 Degrees Fahrenheit

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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The delivery time was excellent, and the packaging was secure.

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A$43

Duties & taxes included

In stock

Sold byAmazon AustraliaDelivered 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 Australia.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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