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Floating Aquarium Pool Thermometer Large Display with String Easy to ReadGlass Mercury Free Safe for Freshwater and Saltwater Fish Outdoor Indoor Swimming Pools Spas Hot Tubs Aquariums

【 2-in-1 Design】Adopting a unique 2-in-1 design, and an accurate display of the temperature of F and C, the Indoor Temperature Monitor is adaptable to various climates, with accuracy from 0-40,and are designed for a quick, easy, and reliable temperature readings. They’re safe to use inside both freshwater and saltwater fish tanks. 【Attached Sucker】Floating and fixed by the attached sucker, Glass Temperature Meter is giving a much more accurate reading o f the water temperature, easy to install, simply place it in the tank and connect the suction cup to the inside of the tank.The suction cup mount is removable, and the thermometer should float on its own. 【Excellent Glass Materials】Treated with exquisite workmanship for long-time service life, Floating Water Temperature Gauge is made of selected excellent glass materials, safe for use, not easy to break or deform, wear-resistant, and rust-resistant. 【Compact and Portable】Small fat floating design, can easily float on the water, does not occupy the aquarium space, and easy to carry, you can move to the need to monitor the position at any time. 【Multi Scenario Application】Floats on water's surface for easy access and quick readings,and widely use in all outdoor & indoor swimming pools, spas, hot tubs, aquariums & fish ponds.