24 Jul Digital Luxmeter Lux Meter Light Level Sensor Tester Photometer 0-100000Lux
7: Can be used by nurseries, hydroponics, hobby orchid growers, or anyone who installs lighting or needs to check and audit light levels. Ranges: 1~100,000Lux. Over-input: Indicator of "1". Photo Sensor: one silicon photo diode with filter....