UT380 series professional pocket type illuminometer has the features of high integration level, low power dissipation and high test precision. It can test light intensity from 0 to 20000Lux. UT382 can communicate with PC, which real time stores and analyzes data. It can also transmit the data stored in the illuminometer to computer, which analyzes, prints and saves the data. It is applicable to illumination site test. It is the best choice to measure plaza, gym, waiting hall and business site.