Is a remote, high visibility, LED display that shows the volume delivered through various U·valves (no simultaneous operation supported). U·view supports Wi-Fi® and hard wired communication. U·view requires hard-wired connection (data and power) to a U·dat keypad or to a 110 - 240 V AC power supply using a 24 V DC external transformer. · Remember, use Uview by NEXU to save time, fluids and money. VIDEO Youtube: https://youtu.be/14eMeluUqAE Instruction book: 838850.