It includes 48V charger, 75W 48V DC power supply and 44,4V & 2Ah lithium battery to provide power to all the elements in the doors. Communication with terminals via ByBus. Includes TFT touch screen to monitor the system status: input voltage, output voltage, charger, power supply, batteries, doors status and malfunctions. Mounted in a metallized plastic case. Measurements: 235 x 140 x 120 mm