Moniteur de température d'eau pour spa, affichage LED, robinets de douche, thermomètre d'eau, mesureur de température de bain

Notice: 1. The product is directly connected to the faucet outlet and shower hose. It adopts an international standard 4-point screw and is compatible with most shower equipment. No tools are required for installation. Using a wrench may cause damage to the product. It has a built-in waterproof gasket and is manually operated. Just tighten it. 2. This product does not contain batteries and uses water to generate electricity. 3. Please use it with a high-quality water source. The temperature can be displayed with sufficient water pressure.