【Ultra-Practical Shower Thermometer】–with this thermometer, we can take shower with just right water temperature, especially suitable for the family with babies. 【Easy Installation】–1/2 inch nut, compatible with most of the shower equipments, easy to install without any tool needed. 【No Battery Needed】–built-in small-scale hydro power system to generate current, no battery needed or power leakage risk. It will automatically turn off after no water flow. 【360°Rotating LED Temperature Display】–clear LED screen enables you to monitor the shower temperature in real time. 360° rotatable for better viewing. 【High Precision Monitor】–built-in high precision temperature sensor, providing 5~85°C measurement range and ±0.5°C accuracy. Product weight: 75g Product specifications: 81.080.630.0cm Product material: ASB (plating), PC Nut specification: International 4 points (1/2 inch) Temperature range: 5°C-85°C Measurement error: ±0.5°C Measurement accuracy: 0.5°C Quantity: 1 piece Note: It