All parts; which are in the body of the machine and the water; are produced stainless steel plate. There is an audio alarm system indicating that washing has ended. Error and fault Codes can be seen from the device control panel. When the door is opened; there is a safety system to stop the operation. The machine can wash glasses and other objects at a maximum height of 290 mm. Washing and rinsing arms and filters can be easily disassembled for cleaning. As a standard accessory; there is 1 glass rack with 400400 mm dimensions Optional units: Rinsing pump, draining pump, detergent pump.