Wavelength: 365nm Spectral range: UVA Peak: UEH365/UEH405/UEH460 (optional) Intensity range: 0-10 W/cm2 Span range: 0-1000 J/cm2 Temperature: 0-75 Accuracy :í+5% Battery: AAA*3 Dimension: 75*130*16mm Weight: approach 500g Endure temp:110íµ Calibration: one year Auto power-off: 60s