The Water Temperature Thermometer monitors the temperature of the water while your child is bathing. Adjust it if you feel that your baby is getting uncomfortable. The inner hot water channel is made of PVC which ensures lesser chance for leakage and heat dissipation. You can also use this product for elderly or anxious people. This digital shower thermometer runs from 0 degrees to 60 degrees. It is very accurate in recording temperatures, the accuracy may vary by one degree.