Appreciate you choose of this Lux meter. Please read this manual carefully before using, it will teach you the right operation method and simple processing. So that the good performance of this meter can be played. This digital LED lux meter is a precise instrument which could be use for detecting light intensity in any situations, especially for LED lighting intensity.

Measuring range: 0.1Lux~200,000Lux 0.01FC~20,000FC
Display: 3 1/2 digits LCD display, maximum display value 1999
Range selection: 200Lux, 2,000Lux, 20,000Lux,200,000Lux
20FC,200FC,2,000FC,20,000FC
20,000Lux range: reading×10
200,00Lux range: reading×100
20,000FC range: reading×10
Accuracy: <20,000Lux/2,000FC, ±(4%rdg+10dgt)
≥20,000Lux/2,000FC, ±(5%rdg+10dgt)
(Calibrated to standard incandescent lamp at color temperature 2856K)
Resolution: 0.1Lux
V(λ) matching error:ƒ'1≤10%
Repeat testing: ±2%
Temperature Characteristic: ±1%/ºC
Sampling time: 2times/sec
Photo Sensor: one silicon photo diode with filter
Operation temperature-humidity: 0ºC to 40ºC(32ºF-104ºF) 0~70%RH
Storage temperature-humidity: -10ºC to 50ºC(14ºF-140ºF) 0~80%RH
Over load: Indication of "1"
Power Supply: One 9V battery, Model 6F22
Battery life: 200 hours for continuously use
Dimension: 185*68*38mm
Weight: About 130g