Easy To Use: This pool thermometer provides a convenient line of pumping, which allowing the thermometer to stay within easy reach, you can use it in the swimming pools, bath, spas, hot tubs and fish pond no matter for outdoor or indoor. Accurate Readout: Pool thermometer is with a high-precision temperature sensor which ensures an accurate temperature readout, providing a flexible temperature reading range from 0℃ to 50℃. USEFUL : Pool Water Thermometer, Pool Spa Thermometer, Bath Thermometer, Hot Tubs, Fish Pond, Lake, Aquariums and All Other Types of Systems. Safety: High quality environmentally friendly PVC materials are non-toxic and tasteless. Comes with a rope for easy use, both indoors and outdoors. Money Back Guarantee: We offer a 12 month Warranty and 45 Days 100% Money Back or Free Exchange Guarantee. Please feel free to contact us if you have any puzzle.