- Reliable Temperature Monitoring: Experience precise temperature tracking with a rapid refresh rate of just 5 seconds. This device accurately measures temperatures ranging from -9.9 to 50 degrees Celsius, ensuring your aquarium remains in the ideal environment for aquatic life. - Long-Lasting Performance: Equipped with a rechargeable 5V battery and USB-C charging capability, this product operates for up to 45 days on a single charge. It guarantees continuous monitoring, making it an essential tool for maintaining optimal aquarium conditions. - User-Friendly Design: The 30-second auto shut-off feature simplifies operation, allowing for quick temperature readings with just one touch. Its modern cordless design offers both functionality and style, making it a perfect fit for any aquarium setup. - Enhanced Visibility: The night view backlight provides easy reading in various lighting conditions. The clear LED display and large 2-inch digital screen facilitate optimal temperature monitoring, ensuring you can check your aquarium's status at any time. Use Scenarios: - Ideal for freshwater and saltwater aquariums, this device helps ensure the health and well-being of your fish and aquatic plants by maintaining stable temperatures. - Perfect for aquarium enthusiasts who travel or are away from home, the long battery life allows for continuous monitoring without the need for frequent recharging. - Suitable for both casual hobbyists and professional aquarists, this product combines advanced technology with user-friendly features for an elevated aquarium care experience.