Specifications: Health monitor series are designed as high quality and high accuracy devices by collectingHealth monitor series are designed as high quality and high accuracy devices by collecting and analyzing years of clinical and researching data. Much better than other examine devices, they are reputed as the highest evaluated health monitors. Based on the ryodoraku(meridian) theory developed by dr. Yoshio nakatani, there are 12 meridians in human body that can reflect the healthy condition of certain organ(s) by analyzing and comparing their mutual relations and changes with micro electric current. 10 features,10 virtues: Lcd displays the test functions and the meridian illustration: Clear and simple function mode. Musical indication for searching and examination: Complete examination by hearing sounds. Auto save and transmit the examined data: Totally auto-input. Touch-buttoned panel: Easy operation. Memory function: Memory won't be lost even when the electric power is cut off in sudden. Pre-hold space for expanding functions: Infinite expanding space for more memories and transmission. Ac/dc electric power design: Both battery and adaptor are available. Low battery indication: Low power reminder. Connect to computer: Healthy examination, data warehouse, report management. Light-weighted and easily portable: Easy examination and research in anywhere.SKYLARK Certification(s): ISO 9001, USA/FDA 510k Listed, CE/MDD