ITEM NAME:Portable Digital Illuminance Meter Light Intensity Tester 0-200000LUX Lux Meter Description: 1 to 200,000 Lux, Lux/FC switchable, 2.0 times/s quick response. High accuracy of  ±4% rdg, bluetooth function. LCD extra large display with backlight for easy reading. Handheld design, light and compact, easy to carry. Widely used in greenhouse farming, laboratory, library, office etc. Specification: Illumination range: 0-200000LUX X1: 0~199.9LUX X:10::200-1999.9LUX X100: 2000-19999.9LUX X1000: 20000-200000 LUX Temperature range: -9.9 °C~49.9 °C Accuracy: Less than 100000 LUX, +/-3% rdg More than 100000 LUX +/-4% rdg Temperature accuracy: +-1.0℃ Illuminance unit: LX/FC Temperature unit:  °C /  °F Automatic storage number: 1000 Manual storage number: 67 LCD screen update: 2 times / sec Operation temperature: 0-40 ℃ï ¼Å’ 10-90% RH Storage temperature: -10-50 ℃ï ¼Å’10-90% RH Power: 3*1.5V AAA battery (not included) Size: 56x36x194mm/2.20x1.42x7.64inch Package Includes: 1 Piece Digital Illuminance Meter Note: Colors might be different due to different monitor display. Please allow slightly difference in size due to manual measurement. SKU: 0012780373021418.Illuminance unit: LX/FC. X1: 0~199.9LUX. X100: 2000-19999.9LUX. X1000: 20000-200000 LUX. Accuracy: Less than 100000 LUX, +/-3% rdg. More than 100000 LUX +/-4% rdg. Illumination range: 0-200000LUX. Temperature range: -9.9 °C~49.9 °C.