Description
xOverview
The SunGrow Hermit Crab Thermometer & Hygrometer combines two essential climate tools into one compact, white gauge designed for terrariums, reptile habitats and even plant enclosures. With dual analog gauges, it displays temperature in Fahrenheit and relative humidity in percent, helping you observe microclimates at a glance and respond with care rather than guesswork.
In many setups, hermit crabs thrive within a targeted window around 78–82°F and 60–80% humidity. While individual species vary, maintaining a consistent range can support routine activities like digestion and shedding in a comfortable environment. This dual gauge makes it easier to notice drift and adjust gradually, offering a practical way to support your inhabitants’ daily rhythms.
Easy to read, color coded at a glance
The dial areas use clear color coding to simplify monitoring. Blue signals cooler or drier conditions, green marks the ideal comfort zone, and red warns of heat or high moisture. When the indicator sits in green, you have a quick, at-a-glance reference for stable habitat conditions.
- Blue zone suggests you might need more warmth or humidity.
- Green zone represents the target range for both temperature and humidity.
- Red zone provides a fast alert to reassess the environment.
Versatile for pets and plants
Beyond hermit crabs, this climate gauge supports a variety of terrariums, vivariums and plant habitats. Whether you keep frogs, geckos or tropical foliage, honoring native habitat ranges can help plants and creatures thrive.
No assembly is required. The unit ships ready to place in your enclosure, and a built-in kickstand props the gauge upright for easy viewing. If you prefer, there’s a hanging hole on the back for alternative mounting in walls, cages or shelves.
Practical uses inside and out
The analog thermometer and hygrometer isn’t limited to tanks. It also shines in homes, classrooms, offices, gardens and workshops where a compact climate reference supports comfort and routine care. Its clean white finish blends with most decors while delivering reliable readings.
How to use and care
Place the gauge in a visible spot inside the enclosure or in a nearby area you monitor regularly. Read the two dials to compare the current temperature and humidity against the green comfort zone. Clean with a soft, dry cloth and avoid submerging the dial to protect the analog mechanism.
FAQ
Q: What does the color-coding on the SunGrow Hermit Crab Thermometer & Hygrometer indicate?
A: Blue signals cooler/drier, green is the ideal range, and red warns of heat or high humidity.
Q: Can this gauge be used outside of a terrarium as a climate reference?
A: Yes, it works well indoors and outdoors for spaces like offices, classrooms, gardens, and more.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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