Feature: The product is made of high precision optical sensor with high sensitivity and measurement accuracy. The product structure is split and equipped with retractable cables. The product adopts large LCD screen, which can read data more clearly. The product has Lux/Fc option function and is easy to use. Through CE safety certification, the product quality is stable and reliable. The product responds quickly and the sampling rate is only 0.5 seconds. UT383S is a stable, safe and reliable Mini Digital illuminometer, which is widely used in lighting, agriculture and animal husbandry, mining enterprises, laboratories, offices and other industries. Specification: Specifications UT383S Range Resolution Accuracy Illuminance 0~199,900Lux 1Lux (0~9999Lux) ±(4%+8) 10Lux (≥10,000Lux) ±(5%+10) 100Lux (≥100,000Lux) ±(5%+10) 0.1Fc (0~999.9Fc) 1Fc=10.76Lux 1Fc (≥1000Fc) 10Fc (≥10,000Fc) Features Max/Min Yes Data hold Yes Overload indication Yes Backlight Yes Auto power off Yes General Characteristics Power 3 AAA Zn-Mn batteries（No Battery） Package list: 1 * Illuminometer 1 * User manual Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product. 1、The product is made of high precision optical sensor with high sensitivity and measurement accuracy. 2、The product structure is split and equipped with retractable cables. 3、The product adopts large LCD screen, which can read data more clearly. 4、The product has Lux/Fc option function and is easy to use. 5、Through CE safety certification, the product quality is stable and reliable.