Hand Held Products Quick Check 890 Verifier - QC890 verifier is the first in a new class of Quick Check Linear Verifiers, the Hand Held Products Quick Check 890 Verifier is built to deliver world-class performance for a broad range of market applications. Built to last with no internal moving parts and a 2 year warranty make the Quick Check QC890 one of the best verifiers on the market. Sleek, modern industrial design results in a device for increased operator comfort and productivity