Features * 21000 Reading Internal Memory (Data record function) * Data logging Function * PC Interface * Detachable sensor * Auto OFF function (disable during recording) * Adjustable Over / Under alert thresshold via computer interface * Tripod Mount thread (Tripod not included) * CE Certified & RoHS Compliant Specifications Standard Applied: CIE standard & CNS 5119-1988 Measure Range: 0 ~ 200,000 Lux ( 0.1 ~ 18,581 Fc) switchable Accuracy: ±4%(0~10,000 Lux); ±10% ±5% rdg (above 10,000 Lux) Resolution: 1 Lux/0.1Fc Sampling Time: 0.5 Second Analogy Bar Graph: 0~2000 (x 10 or x 100) AC signal output: 4Vrms / full barograph, output impedance is approx. 600 ohm DC signal output: 33mV/dB Record Interval: 1~60 sec / 1~60 min / 1~24 hrs Windows Compatibilty: Windows 10, 8, 7, Vista and XP (Do not run in Mac OS) Operating Environment Temperature: 0 ~ 50 °C (32 ~ 122 °F) Humidity:10 ~ 90%RH Storage Environment Temperature: -10 ~ 60 °C(14 to 140 °F) Humidity:10 ~ 75%RH Set Includes 1 x Digital Lux Meter 1 x Light Sensor 1 x Englsih User Manual 1 x USB cable 1 x AC/DC Cable 1 x CD Software 4 x AA Size Battery

CE Certified & RoHS Compliant. Windows Compatibilty: Windows 10, 8, 7, Vista and XP (Do not run in Mac OS). Record Interval: 1~60 sec / 1~60 min / 1~24 hrs. Accuracy: ±4%(0~10,000 Lux); ±10% ±5% rdg (above 10,000 Lux). Measure Range: 0 ~ 200,000 Lux ( 0.1 ~ 18,581 Fc) switchable.

Date First Available: December 29, 2016. Best Sellers Rank: #47 in Photographic Light Meters. Customer Reviews: 3.4 out of 5 stars 5 ratings 3.4 out of 5 stars. : B01N5K6NEF. Part Number: ?LUX-29. Manufacturer: ?Gain Express Holdings Ltd. Color: ?With Data Record Function. Brand Name: ?Gain Express. Item Weight: ?7.4 Ounces. Item Dimensions LxWxH: ?377.95 x 78.74 x 157.48 inches. Package Weight: ?0.82 Kilograms. Item Package Dimensions L x W x H: ?10.24 x 8.58 x 3.07 inches.