This glass door merchandiser has easy to use digital controls with an electronic thermostat and digital LED temperature display. The unit has four adjustable shelves per door that help keep product visible. The glass door merchandiser is 60Hz single phase with a bottom mounted compressor. The exterior is a black coated steel with a coated aluminum interior. The glass door merchandiser has double-pane glass doors that keep the temperature accurate. One year parts and labor warranty, additional four years on compressor.