Delta 55446 Chrome Wall Mount Temp2O Hand Shower W/ Wall Mount. This Multi-Function 2-spray Hand Shower is one of Delta's best products. The Temp2O Technology is safe, user friendly and designed to perform with each use. The Delta 55446 Chrome Wall Mount Temp2O Hand Shower W/ Wall Mount is equipped with top-of-the-line Temp2O Technology. This Technology is designed to prevent water temperature surprises. This Hand Shower features an easy-to-read LED digital display and background color indicator make it clear when the water temperature is safe for use. Blue indicates cold, purple-warm, and red-hot. This Delta 55446 Chrome Wall Mount Temp2O Hand Shower is WaterSense labeled and promotes water conservation. Its also H2O powered, doesn't need batteries and features dual sprays.