12-LED Water Temperature Visualizer Sensor Square Shower Head
ABS case material - Visually displays current water temperature - Protects you and your family from hot water burns - Features 12-LED emitters that virtually never burn out - A devices that's stylish classy and practical - No battery needed - Temperature range display: - Blue color (0~31'C) - Pink color (32~38'C) - Red color (39'C~45'C) - Red light flashing (> 45'C) - Suitable for 20mm water hose thread