- Consistent Thermal Precision: This aquarium temperature gauge features a high-accuracy sensor chip, monitoring temperatures from -9.9 to 50 degrees Celsius. It updates every 5 seconds, ensuring you have reliable and precise readings for optimal tank conditions. - Long-Lasting Battery Life: With a built-in 5V rechargeable battery and USB-C charging, this gauge delivers up to 45 days of continuous performance on a single charge. Enjoy uninterrupted monitoring of your aquatic environment without the hassle of frequent battery replacements. - Smart Energy Saver: Designed for efficiency, the gauge automatically powers off after 30 seconds of inactivity. This feature allows for quick, one-touch thermal readings while maintaining a sleek, cordless design that blends seamlessly into your tank setup. - Optimal Low-Light Clarity: The night view backlight ensures easy readability in any lighting condition. The clear LED display and large 2-inch digital screen provide accurate temperature tracking, making it simple to monitor your aquarium day or night. Use Scenarios: - Ideal for aquarium enthusiasts who need precise temperature management to maintain a healthy aquatic ecosystem. - Perfect for professional aquarists monitoring sensitive species that require specific temperature ranges. - Great for educational purposes in classrooms or laboratories where accurate temperature readings are essential for experiments or projects.