... 4. quality assurance Portable 2.7' LCD digital microscope 1DM-01Digital Mobile Magnifier/Microscope2LCD2.7' TFT color LCD ... -240V 50/60Hz)14Battery lifeStand by 90 minutes(LED high light mode)15LanguageS-Chinese, T-Chinese, English, German, Italian ... User Menu,Mini-USB Cable18Guarantee12 monthsThe application of digital microscope on kinds of jobs Gemmologist,Students,Manufactory (precision inspection ...