TouchView Controller for Dolphin Charger PROThe TouchView lets you view operations and access remote charger setting menus. The color touch screen provides an intuitive selection of measurements (amperage, voltage, charge percentage), charging phases (boost, absorption, float), and allocated available power and possible operation faults.Features: Color touchscreen measurements: voltage, amperage, charging mode, and operating parameter settings Anomaly display: battery voltage too low, internal temperature too high, fuse Operation log Fault and alarm display (activation of relays or not) Communications protocol: CAN bus Connection via an RJ11 plug External diameter 3-5/8" (chrome plated trim), mount using 4 screws. Can be mounted on front panel of Pro chargers. Works with Pro and 12V-60A, 24V-30A Premium chargers.