Model 20094 Quantity 1 Color Grey + Orange Material Plastic Features Measuring light Application Measures light in school market public place etc. Other Display: 2.3'' LCD Power: 1 x 6F22 9V battery (not included) Ranges: 0.1~200000Lux 0.01~20000FC Accuracy: +/- 3% +/-10 digits +/- 5% +/- 10 digits (over 20000 Lux) Repeatability: +/- 2% Temperature Characteristic: +/- 0.1%C Sampling rate: 2 times per second Photo detector type: Photo Diode with Filter Operating temperature: 0-40'C (32~104'F) 0~70%Rh Packing List 1 x Digital light meter (100cm length cable) 1 x Battery 1 x English user manual 2 x Screws 1 x Box