SSEYL SENTRY ST-513 UVAB Ultraviolet Radiation Measure UltraViolet Meter (UV Meters) Light Meter ST513 The lead time is about 3-4 business days, Fedex/DHL shipping time to USA is 5-7 days. If any questions, please contact us first. Dimensions:20016650.5 mm(7.87"6.53"1.98")