One click shutdown: shutdown when the rotating key, security device automatically shutdown, more humanized emergency stop hierarchical control: press the emergency stop button, only power transmission and ray source part, weak security remote awakening control: console using weak wake of contactless electromagnetic, more people-oriented image super clear: core components of the imported module with high density, high resolution, reached the international level, more clear waterproof function: special treatment in the channel, the passenger a small amount of liquid scattered had no effect, more at ease Erlang mirror function: unique mouse magnifier, amplifying any partial detail, more precise