Replacement Panel for use with 15amp Fuse board, Microprocessor controlled digital system with GRAPHIC NEGATIVE LCD 12 COLOURS control panel having the following functions: digital clock, test car and service battery B1 and B2 condition (volt and graphic), test drinking water tank level (percentage and graphic), test internal and external temperature, wastewater tank alarm, electronic battery separator, control 3-way fridge, protection fuses, control car battery recharging, save service battery function, software update via USB, “twilight” sensor.