Dri Mark Counterfeit Marker W/Coil Cord

Specifications:

• Works on all U.S. currency
• Detects counterfeit bills by the ink color
• Genuine bill ink color turns yellow or clear, while counterfeit ink color turns dark brown or black
• Comes with a 36″ coil cord to secure pen to a counter or desk

Use case: This pen is commonly used by cashiers, bank tellers, and retail store employees to quickly detect counterfeit bills during transactions. The pen is a simple and effective way to prevent counterfeit bills from entering circulation and potentially causing financial losses for businesses.