PRE OWNED SCENTSY NEST Full Size Wax Warmer Retired Metal & Ceramic Bird RETIRED DISCONTINUED IN WORKING CONDITION It is a medium-sized matte-finished bowl-shaped device that can be plugged into a wall socket. The wax warmer is compatible with a Nest and can hold up to 5 fl oz of wax. May have was on the cord or on the warmer dish. I tried to get most of it off. May need further cleaning.