This is a Enthermics combination blanket warmer EC1730BL.  This model has two separately controlled heating chambers.  The upper chamber can be used in irrigation fluid or injection fluid mode and the lower chamber is the blanket chamber.    Unit is in good used condition and was tested and it worked well.  

• dual chambers with independent controls
• upper dual mode chamber for irrigation or injection fluids
• 24.5 x 10.5 x 23D
• sliding tray
• 98 - 104 deg F Injection mode
• 98-150 irrigation mode
• 24 1-liter bags or 30 1-liter bottles
• lower blanket chamber
• 24.5 x 30.5 x 23D
• 98-200 deg F
• 30-35 blankets