From the merchant: A pressure tester that can connect on to anything that require a certain amount of pressure to function properly
The Fine Print
Promotional value expires 120 days after purchase. Amount paid never expires.Limit 1 per person, may buy 1 additional as a gift. Limit 1 per visit. Valid only within 20 miles of zip code 19125.Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.