Features 1、SWITCHABLE UNITS: The light meter can be switched between LX and FC units at the touch of a button, which is very convenient. 2、EASY TO READ: The light meter supports over range indication, unit and pattern display, which is convenient for users to read. 3、STABLE PERFORMANCE: This high accuracy illuminance meter has quick response, data hold and maximum data hold functions. 4、MULTI FUNCTIONS: This high accuracy illuminance meter has the function of auto zeroing, data hold and maximum data hold, which are powerful. 5、WIDE APPLICATION: The illuminance meter can be widely used in the lighting test of public shops, libraries, light factories, photography, stage lighting arrangements, etc. Specification Item Type: Digital Illuminance Light Meter Material: ABS Display: 3-1/2 digit LCD display Measuring Range: 0.1LX-200,000LX, 0.01FC-20,000FC Accuracy: Accuracy: ±3%rdg±0.5%f.s Repeat Test: ±2% Temperature Characteristics: ±0.1%℃ Sampling Rate: 2.0 times/second Photoreceptor: Light two tube with filter lens Function: Reading lock function, can lock measured value, peak value measurement function, can measure optical pulse signal, low power display function Shock Protection: One piece rear bracket with shock protection cover Working Environment: 0-40℃ (32℉-104℉) 0-70%Rh Power Supply: 1 x 6F22 9V battery 800mAh (built in) Package List 1 x Digital Illuminance Light Meter 1 x Instruction 1 x Battery 1 x Storage Box