Product Details: Model Name/Number UVA-365 Brand Lutron Weight 355 gm Sample Time Approx. 0.4 sec Power Supply DC 9V 006P, MN1604 ( PP3 ) or equivalent. (Alkaline or Heavy duty type). Operating Temperatue 0 to 50 Degree Celsius ( 32 to 122 Degree F) Operating Humidity Max. 80% RH Display 13 mm ( 0.5" ) large LCD display Power Current Approx. DC 5.3 mA Size 185 x 72 x 32 mm Country of Origin Made in India Features: Long wave 365 nm ultra-violet irradiance measurement. Professional, high quality UVA meter. Wide measurement range, 199.9 uW/cm^2, 1.999 mW/cm^2 and 19.99 mW/cm^2. Microprocessor circuit assures maximum possible accuracy, provided special functions and features. Exclusive UVA sensor with correction filter. Super large LCD display, easy readout. Heavy duty & compact housing case. Records Maximum, Minimum with recall. Data hold. Auto power off saves battery life. Operates from 9V battery. RS232 PC serial interface. Zero adjustment by push button. Additional Information: Pay Mode Terms: Other