The award-winning Global Leak Detection GLD-40 Smoke Wizard offers more key features for the latest automaker testing requirements. The advanced microprocessor manages cutting-edge pressure/vacuum-decay monitoring that meets current OEM EVAP testing specifications. The highly sensitive, easy-to-read flow meter measures down to the newest .010" for EVAP testing. The unit also includes OEM-approved UltraTraceUV dye, shop air or inert gas capabilities, is lighter and comes in five new colors.