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Professional instrument for measuring light intensity and brightness.
Used in factories, schools, offices, homes, and for quality control.
Measures illumination, temperature, and calculates averages.
Data storage: Automatic (up to 2000 groups) and manual (up to 60 groups).
Switchable units: Lux/Fc for illumination, ℃/℉ for temperature.
Automatic range adjustment and quick response in low light.
Backlit screen for darkroom use.
Auto-off feature after prolonged inactivity
1. A4988/DRV8825 can be used, pay attention to the direction when inserting, otherwise the driver may be burned.
2. pin header 2x3P for selection the 16 subdivision (A4988) or 32 subdivision (DRV8825).
3. pin header 1x4P connected to the motor cable .
4. pin header 1x3P to connect GND/5V/Vm .
5. signal pin header for DIR/STP/EN.