Features: ? Hand-held design, multiple patents in one, smart and light, easy to carry, convenient for examining. ? 5.6 inch high resolution color LCD, high brightness, high contrast, wide visual, image clear and exquisite. ? OB measurement: EDD and GA for Bovine, equine, ovine, canine, feline, goat, swine and llama. ? Eight pseudo-colors. ? 100 frames permanent storage, 256 frames cine loop. ? High speed USB port support high-capacity U disk. ? High-capacity lithium battery. ? Car charger supported.