The cabinet has a single perforated shelf under which desiccant cartridges may be placed. Door is hinged on the left with the latch on the right. The reusable cartridge effectively absorbs moisture through perforations in its aluminum case. Can be regenerated in a 150°C/300°F oven in about three hours. A monitor window shows blue when recharged, pink when saturated. Overall size: 34.1 x 21.3 x 41.3 cm.