For an aquarium, keeping an optimal temperature environment is essential. The Thermometer is quite different from the traditional thermometer. You will find the beauty of simplicity and delicacy in its form and design. Thermometer is made of high-quality, high transparent glass. It is also crystal clear, and free of bubbles and impurities, giving you a crystal-like feeling. This design allows you to put it directly on the wall of an aquarium tank. It is convenient to use. It does not need to use suction cups and other tools. It will not damage the overall shape of the aquarium, restoring the original beautiful landscape of your aquarium. Thermometer Thermometer is an aquarium thermometer. And, this one is Clear background. It is suitable for all water types, such as freshwater and seawater. You can use it without worrying about battery or body wear. It is suitable for glass with a thickness of 12mm, measuring a range of 0-40?.