Accurate and rechargeable aquarium thermometer for home use. Measures -9.9 to 50 C. The temperature is displayed on an LCD screen for up to 30 seconds, readable in day or night. Suitable for fish enthusiasts and reptile lovers; an essential tool to monitor and maintain stable habitat conditions. LED screen provides clear readings at any time. Cordless design minimizes cables and helps keep the tank area clean and safe for your aquatic life and terrarium inhabitants. Versatile usage: use the readings to adjust heaters, coolers, or ambient conditions to maintain the desired living environment. Easy to operate with reliable performance in a compact form. Use scenarios: - In a freshwater aquarium to monitor water temperature and adjust the heater for a stable environment. - In a reptile terrarium to ensure basking and ambient temperatures stay within target ranges. - In a small quarantine tank or new enclosure setup to quickly verify that temperatures are correct during introduction.