Main features:
1. It has high resolution, good stability and repeatability. Novel appearance and convenient operation.
2. Power-off maintenance: When power-off, the measurement data in memory can be kept from being lost.
3. LCD large screen display, menu-type operation interface, touch-type keys, novel appearance and convenient operation.
4. Insert key assembly method is adopted in the instrument, and special tools are not needed to replace parts, so maintenance is convenient.
5. All set parameters and test results can be stored, and the lighting time of the lamp can be automatically recorded.
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