Ya to the series uses the domestic brands 400 stainless steel snow sand grinding processing technology, lean, bright side handle, with dust, waterproof, anti condensation, beautiful appearance, good heat dissipation etc.. The novel shape, increase the thickness of the plate, the structure design is more robust, size increase, can better expand the swallow card, two-dimensional code recognition, palm vein and other modules. With Chinese and English bilingual menu, fool operation, the user can set the parameters according to the prevailing preferences. Wing brake features: fast speed.