- Accurate Temperature Monitoring: This aquarium gauge features a high-precision sensor chip that accurately measures temperatures from -9.9 to 50 degrees Celsius. It updates every 5 seconds, ensuring reliable and consistent monitoring for your aquatic environment. - Long-lasting Power: With a built-in 5V rechargeable battery and USB-C charging capability, this temperature gauge offers a remarkable runtime of up to 45 days. This feature allows aquarium enthusiasts to focus on their aquatic life without frequent recharging interruptions. - Smart Energy Efficiency: Designed for convenience, the gauge automatically powers off after 30 seconds of inactivity. It provides quick single-touch thermal readings and supports wireless use, maintaining a sleek and unobtrusive look in your aquarium setup. - Clear Night-time Visibility: The night view backlight allows for easy reading in low-light conditions. The large 2-inch LED display ensures optimal visibility, making it simple to monitor your aquarium's temperature at any time. - Practical Use Scenarios: 1. Ideal for regular temperature checks in freshwater and saltwater aquariums to ensure a stable environment for fish and plants. 2. Perfect for monitoring temperatures in breeding tanks where precise conditions are crucial for the health of fry. 3. Suitable for temporary setups, such as during transport or when acclimating new fish, providing peace of mind with accurate readings. This aquarium gauge combines accuracy, efficiency, and user-friendly features, making it an essential tool for any aquarium enthusiast.