Specification:
Condition: 100% Brand New
Material: ABS
Measuring range: 0.1~200,000 Lx, 0.01~20,000Fc
Resolution: 0.1Lx / 0.01Fc
Measurement accuracy: ±4%
Sample frequency: 2 times/sec
Unit: Lx, Fc
Working Environment: 14 to 122°F (-10 to 50°C), 10%~90%RH
Storage Environment : 14 to 131°F (-10 to 55 °C), 10% to 95% RH
Battery: 1 x 9V battery (battery not included)
Weight: approx. 130g / 4.6oz
Size: Approx. 145x67x32mm / 5.7x2.6x1.3in

Package List:
1 x Light Meter (Battery not included)
1 x Instruction Manual

Measuring Steps:
1. Remove the protective cover according to the driving mark.
2. Press the key to boot.
3. Quickly press the MODE button to select the desired unit Lux/FC, press and hold the MODE button to select the desired mode, divided into: current measurement / maximum measurement / minimum measurement, press the HOLD button to lock the screen.
4. Meter automatically measures by default. If you need to manually switch the range, press and hold the HOLD button to walk the range.
5. Take the meter to the top of the optical sphere and face the light source for reading.
6 Press the key to turn off and cover the protective cover.

Note:
Do not measure in high temperature/high humidity areas. When using, the light detector should be kept clean. The light source test benchmark is located at the top of the receiving ball. When not using it, cover the protective cover to improve the life of the instrument.