Product colour: white Battery type: 2 AAA alkaline batteries (not included) Operating temperature: 5℃~60℃ Working humidity 5% to 80% RH Rated voltage: 3V Low voltage alarm: 1.6v Product material: ABS (electroplating), PC Specification of nut: GB 4 points (1/2 inch) Temperature range: 5°C-85°C (41°F-185°F) Measurement error: ±0.5°C (±1°F) Measurement accuracy: 0.5°C (1°F) Product size.9*10.3*5cm [Useful] No longer worry about hot or cold showers, you can easily get the best water temperature and enjoy a comfortable bath. [Convenient]temperature measurement unit display can choose to display Celsius or Fahrenheit, which makes it more convenient to use. [Waterproof]LED digital display is made of waterproof processing, and the battery compartment is also made of waterproof silicone ring. [Multifunctional] 1.6V low voltage will light red. Temperature mode with memory function, the default Celsius mode after battery replacement. [Easy to install] Suitable for standard 1/2 inch water pipe, shower hose or hand shower. hand. Quick installation, no other tools required. Quantity delivered: 1 piece Note: The data is manual measurement, please allow 1-3cm error, due to differences between light and screen, there will be a certain difference in color, the specific received in kind shall prevail.