MD-428 Money Detector is designed basing on MD-328. It uses two 4W UV tubes to give out more powerful UV light for detecting counterfeits. Specification: UV Tubes : 2?W Uv tube Water Detection : 1?W Fluorescent Tube Voltage : 220v/50/Hz or110v/60Hz Power : 6W Dimension : 197(L)?15(W)?35(H)mm Weight : 0.5 kg (net) Feature Electronic Selenium Rectifier for instant operation; Magnifier on top for Micro-print detection