... speed high quality Hi-Tech walk through metal detector MCD-800 Brief Feature 1. Big LCD display, Chinese-English interface, easy ... . Adopting modularization design for easy removal and installation. Luxury MCD-800 Specification1).Power supply: AC220V/50Hz or AC110V/60Hz2).Back up ... 60 / per minute.6).Tunnel size: 2010*700*560mm MCD-800 is one of the world’s highest performer in Metal ...