... Wrist design, multiple patents in one, smart and light, easy to carry, convenient for examining.*Wrist, Hang around neck, desktop, ... kind of application, which brings the new hang application experience to users.*5.7" high resolution color LCD, high brightness, ... Dual-mode TV output:PAL/NTSC, connecting to video recorder and video glasses.*Optional mouse to operate easier.*Freeze or unfreeze image by ...