Easy Temperature Checks for Your Aquarium
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Keep your tank at the perfect comfort zone.
This digital thermometer makes it simple to keep an eye on your aquarium’s temperature. It attaches right to the glass and gives clear, accurate readings from -45°C to 80°C. It’s a friendly tool that helps you care for fish, plants, and any small aquatic buddies in your fish tank or aquaponics setup.
Quick readings, happy fish.
✔ Accurate readings you can trust
✔ Attaches to aquarium glass in seconds
✔ Helps maintain a steady, healthy tank
✔ Clear digital display
✔ Long‑lasting battery
Keep the thermometer dry and avoid submerging it in water. Dimensions: 7 x 1.5 cm.
We are proud to offer duty-free, reliable, tracked shipping— delivered to your door in over 200 countries worldwide!
Below you can check our average shipping times:
Domestic USA Shipping: 2-9 business days
US & Canada: 7-18 days
Europe: 7-18 days
Europe Plus*: 8-30 days
Australia, New Zealand: 7-18 days
Hong Kong, Singapore: 7-18 days
Rest of the world: 8-30 days
*does not include processing times up to 2 business days or longer in peak periods
Primarily we ship out from fulfillment centers in the United States, Eastern Asia and Western Europe. If the item you've purchased is out of inventory in your nearest location, we'll send it directly from our production lines at the same delivery times as stated in our shipping section.
Can I place this thermometer inside the water?
No. It attaches to the outside glass and should not be submerged.
Does it work with all aquarium sizes?
Yes. As long as it can stick to the glass, it will read the temperature of the tank.
How often should I replace the battery?
The battery typically lasts about one year, depending on use.
Gives clear and reliable readings so you always know what your tank needs.
A quick glance helps you keep your aquarium in a safe and steady range.
Sticks right to the aquarium glass for easy setup.
Small size fits anywhere on your aquarium without blocking your view.
One-year battery life makes temperature checks worry‑free.
Why this digital thermometer is the reliable choice for your tank
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Accurate digital display | ||
| Wide measurement range | ||
| Simple glass attachment | ||
| One-year battery life | ||
| Compact design | ||
| Quick setup | ||
| Clear readings at a glance | ||
| Ideal for most aquariums | ||
| Helps maintain stable water conditions |
Just press it onto the clean, dry outer glass of your aquarium.
Yes. It stays outside the tank, so it’s safe for fish, plants, and invertebrates.
It works best on flat glass surfaces for the most accurate reading.
It has about ±1% accuracy within its -45°C to 80°C range.
Yes. It can be removed and placed on another aquarium as long as the surface is clean.
Normal room humidity is fine. Just keep it dry and not submerged.
Yes. It’s simple and safe for supervised aquarium care activities.
No. It’s ready to use out of the box.
Yes. It helps you monitor water temperature in small aquaponics setups.
