Wide Range of Measurement: Measures light from 0 to 200,000 lux, suitable for various applications. Accurate Readings: Provides accurate light level measurements with an accuracy of ±4%. Easy to Use: Features a simple design and large LCD display for clear readings. Digital Light Meter: Allows measurement of lighting levels in any area. Powered by a 9V battery (not included); Auto Power Off after approximately 15 minutes. Hold Function, Auto Range and Manual Range modes available. Measurement speed: 2 times per second. Units: Lux and Fc. Resolution: 0.1 Lux / 0.01 Fc. Operating Environment: 14 to 122℉ (-10 to 50℃), 10%-90% RH. Color: Gray Material: Plastic Package Contents: 1 x Digital Lux Meter Note: Light reflection and display differences may cause slight color variation between image and actual item. Measurement error allowed within +/- 1-3 cm.