1. The HP330 Spectrometer provides precise spectral parameters with a wavelength range of 380 to 780 nm and an impressive spectral bandwidth of approximately 2 nm 2. With a color accuracy of ±0.0015 in CIE 1931 x,y and a correlated color temperature (CCT) accuracy of ±2%, this spectrometer is for accurate CCT and CRI testing 3. Featuring a 3.5-inch high-definition touch screen, the HP330 Spectrometer offers an intuitive display for easy navigation 4. Designed for convenience, this spectrometer operates on battery power for up to 12 hours 5. Weighing only 200 g plus 5 g, and with dimensions of 156 x 81 x 21.6 mm, the HP330 Spectrometer is lightweight and portable