Robinair 16451

Product Features:

• Sound generator detects seal failure in refrigerators, microwaves, vehicle passenger compartments, trunks, and any other location where there should be good seals
• Battery-operated unit emits special frequency from inside test area where you can hear if leaks exists
• Dimensions: 6.70 in x 3.50 in x 2.50 in
• For use with 16455 Units