Aquatic Finatic Aqua one External Digital Thermometer
External digital thermometer with probe designed specifically for aquarium use. Measures water temperature accurately and provides real-time readings for optimal fish health.
Key Features
- Digital display for clear temperature reading
- Long-lasting battery life
- Water-resistant probe for safe external tank use
- Easy to insert and remove from tank
Specifications
| Feature | Detail |
|---|---|
| Measurement Type | Temperature |
| Range | 0°C to 40°C |
| Accuracy | ±0.5°C |
| Battery Type | AAA (1 x) |
| Probe Material | Stainless steel |
FAQ
How accurate is the temperature reading?
The thermometer provides accurate readings with an accuracy of ±0.5°C.
Can the probe be used in saltwater tanks?
The probe is designed for freshwater tanks. Performance in saltwater may vary due to corrosion risks. Please use with caution.
Is the thermometer waterproof?
The probe is water-resistant and suitable for external tank use. Avoid submersion beyond recommended limits.

Joshua Mills –
This thermometer is very reliable. I’ve used it for over a month and it consistently shows accurate readings. The probe is easy to insert and stays stable in the tank. Great for monitoring water temperature daily.
James Ball –
Works well for checking water temperature. The digital display is clear and the probe doesn’t interfere with tank decor. Slight delay in response when first inserted, but it settles quickly.
Abigail Walsh –
I bought this for my community tank and it helps me maintain a stable temperature. The battery lasts several weeks and the device is easy to read even in low light.