- Our Warehouse in China Mainland, China
- US $18.99
- Feb 12th
CMOS integrated circuits, the original double-integrating the A / D conversion, automatic zeroing, automatic polarity selection, overrange indication. LCD screen with high contrast 70x40MM big screen, word up to 25MM. Press the observation position needed, the display screen freely changing the angle of about 70, to obtain the best observation.