Black and Decker "Lids Off" Automatic Jar Opener. JW200 Series. Releases down for compact storage. Tested and works as it should.  Piece is 8" W x 10" T when compact and raises to 18" T to accommodate tall Jars. This is a must have if you have arthritis in the wrists or fingers. Very good condition/clean.  Instruction manual included. Inv # 9 B 5.