RZ LCD Digital Light Meter Lux Meter Gauge Tester LX1330B 1~200000 Lux used for detecting light intensity at any situations. It can be measure in Lux or FC Measuring Range:: 0.1Lux~200,000Lux; 0.01FC~20,000FC Display: 3 1/2 digits LCD display, maximum display value 1999 Sensor: one silicon photo diode with filter Data hold and peak reading hold