Mini Digital Aquarium Thermometer | Waterproof LCD Fish Tank

Accurate, Compact & Easy-to-Read Aquarium Thermometer

Keep your fish healthy and thriving with this Mini Digital Aquarium Thermometer. Featuring a precise LCD display and a waterproof temperature probe on a 1-meter cable, it delivers real-time, highly accurate readings so you always know your tank is at the perfect temperature — no guesswork required.

Its slim, elegant design fits seamlessly into any aquarium setup, and the moisture-resistant build with strong anti-interference circuitry makes it dependable in wet environments. Whether you're monitoring a freshwater community tank, a tropical reef setup, or even a refrigerated display cabinet, this versatile thermometer handles it all.

Key Features

• 🌡️ Wide Temperature Range: -50°C to 110°C (-58°F to 230°F) — suitable for cold-water and tropical tanks alike
• 🎯 High Accuracy: ±0.1°C measurement accuracy with 0.1°C display resolution
• 📏 1-Meter Probe Cable: Long enough to reach the bottom of most home aquariums
• 🔋 Battery-Powered: Runs on two LR44 button batteries (included) — no wiring needed
• 💧 Waterproof Probe: Fully submersible sensor tip, moisture-resistant housing
• 📺 Clear LCD Display: Large, easy-to-read digital screen
• 📐 Compact Size: 48 × 28 × 15 mm — unobtrusive and tidy on any tank
• 🖤 Sleek Black Finish: Complements modern aquarium aesthetics

Specifications

What's in the Box?

• 1 × Digital LCD Aquarium Thermometer (with probe & batteries)

Complete Your Aquarium Setup

Pair this thermometer with other pet essentials from our store:

• "All Guests Approved By The Dog" Funny Canvas Wall Art Print — a fun addition to any pet-lover's home
• "Are You Pooping?" Funny Cat Bathroom Canvas Wall Art Print — great for pet-themed home decor

Learn More About Aquarium Care

Maintaining the correct water temperature is essential for fish health. For guidance on ideal temperature ranges for common aquarium fish species, visit the U.S. Fish & Wildlife Service (fws.gov).

Frequently Asked Questions

Q: Is the probe on this digital aquarium thermometer fully waterproof?

A: Yes! The temperature probe is designed to be fully submerged in your fish tank or aquarium water. The sensor tip is waterproof, while the main LCD unit housing is moisture-resistant — making it safe for continuous aquarium use.

Q: What battery does this mini aquarium thermometer use, and is it included?

A: This digital thermometer is powered by two LR44 button cell batteries, which are included in the package. No additional purchases are needed to start using it right out of the box.

Q: Can I use this thermometer for anything other than fish tanks?

A: Absolutely. Thanks to its wide temperature range of -50°C to 110°C, this thermometer works well for aquariums, refrigerated cabinets, display counters, terrariums, and other applications that require accurate temperature monitoring.

Q: How accurate is this digital fish tank thermometer?

A: This thermometer offers a temperature measurement accuracy of ±0.1°C with a display resolution of 0.1°C, making it one of the most precise mini thermometers available for home aquarium use.