Includes rope to prevent thermometers from floating. The pond thermometer is made of durable material and can be used for a long time. Temperature reading range: 20 to 120 ° F / -10 to 50 ° C. Suitable for fun pools, swimming pools, spas, baby pools, fish ponds, spas, hydrasides and large aquariums. Note: This is not a toy, please keep it away from children. The temperature reading is accurate. Number: 1 piece of