The Aquavie glass thermometer is a precise measuring instrument specifically designed for use in aquariums. It allows for accurate reading of water temperature and is fully submersible and waterproof, making it an ideal tool for aquarium owners. The thermometer indicates the optimal temperature range to ensure the health of the aquarium inhabitants. Installation is simple and secure with a provided suction cup that allows for stable attachment in the aquarium. Made from high-quality glass, this thermometer not only offers reliable functionality but also presents an appealing look with its clear white design. The product is made in France and is an essential accessory for anyone who values precise monitoring of water temperature in their aquarium.