- Precise Temperature Monitoring: Featuring a high-accuracy sensor chip, this aquarium gauge delivers reliable temperature readings from -9.9 to 50 degrees Celsius, updating every 5 seconds to ensure you always have the latest data for your aquatic environment. - Long-lasting Power: Designed for extended use, the gauge is equipped with a rechargeable 5V battery and USB-C charging capability, allowing it to operate continuously for up to 45 days on a single charge. This ensures constant monitoring without frequent interruptions. - User-friendly Design: The product simplifies your monitoring experience with a convenient 30-second auto shut-off feature and single-touch temperature access. Its cordless design enhances flexibility, making it suitable for aquariums that require both functionality and a modern appearance. - Enhanced Visibility: The large 2-inch digital display features a night view backlight, making it easy to read in low-light conditions. This ensures you can check your aquarium's temperature at any time of day or night without straining your eyes. Use Scenarios: - Ideal for home aquarium enthusiasts who need accurate temperature readings to maintain a healthy environment for fish and plants. - Perfect for professional aquarists managing multiple tanks, allowing for quick and efficient temperature checks without the hassle of cords or complicated setups. - Great for schools or educational institutions demonstrating aquatic ecosystems, providing clear visibility and ease of use for students and educators alike.