Features: - 4 light modes in one unit. - Wide-spectrum LED curing mode. - Constant-current LED drive. - Blue-violet light mode for resin curing and orthodontic bonding. - Violet light mode for dental fluorescence observation. - White light mode for oral illumination. - Red light mode for compatible dental light procedures. - Used for dental curing, bonding, bleaching support, oral inspection, and root canal illumination. Specifications: - Model: DY400-7. - Light Source: LED. - Drive Type: Constant-current drive. - Wide Spectrum Range: 385–515 nm. - Main Application: Dental resin curing. Light Modes: - Blue-Violet Light: 385–515 nm. - Violet Light: 390–410 nm. - White Light: 400–700 nm. - White Light Color Temperature: 5000–65000K. - Red Light: 620–640 nm.