... %, specific gravity 4.Multiple weighing NAPCO X-ray Precision Metal Detector NAP7800 Detailed Product Descriptionmetal detector 1.Display screen 2.Anti-radiation, Weight ... :4~50Kv X-Ray Source: Mo Material X-ray light tube( Wind Cool, No radiation) Max. Power: 120W Weight: 50Kg Detector: Hermitic Proportional ... ,the testing report will be shown timely. NAPCO X-ray Precision Metal Detector NAP7800