The backlight display is connected using Bluetooth® with a U·valve, U·meter+ or U·count module and it displays the following parameters: · Hose reel (fluid outlet number and fluid dispensed type). · Battery life and Bluetooth® signal strength. · Volume delivered and operation progress. · U·valve solenoid valve open or closed. U·vision+ includes a six-buttons keypad and it can replace the U·dat keypad for data entry in the system as it allows the following operations: · User PIN enter. · Scroll through existing open job orders to select the one corresponding to each operation. · Enter the volume of fluid to be dispensed. · Confirm fluid type and transaction. U·vision+ is powered with 4 AA 1,5 V alkaline batteries. · Remember, use Uvision+ by NEXU to save time, fluids and money.