Choose from Daylight 6,000K, Cool light 4,000K and Warm light 2,700K in both the light therapy and desk mode. The TriSun is a highly functional lamp that can be customised to your needs; simply adjust the brightness level to your liking, move the arm and shade into the perfect position, and charge your phone whenever needed using the built-in USB port. With a CRI (Colour Rendering Index) of over 95 and a large 16.5cm diameter shade, you can be sure of an exceptional light quality and shadow-free, evenly diffused light. Technical Details Light source: LED Lumens: 1,000 Lux output at 16cm: 10,000 Lux output at 24cm: 5,000 Lux output at 36cm: 2,500 Light colour temperature: 6,000K / 4,000K / 2,700K Energy consumption: 14W Product colour: Black/ Silver Product weight: 1.4kg Cable length: 1.5m CRI: 95+ Key Features SAD lamp & desk lamp with 3 colour temperature options Effortlessly alternate between light therapy mode and desk lamp mode Choice of Daylight 6,000K, Cool light 4,000K and Warm light 2,700K in both modes Tested to Medical Safety Standard EN/IEC 60601-1 Light therapy mode: 10,000 lux at 16cm with automatic 30 minute off timer Easily adjust the brightness level with the tactile dimmer switch Built-in USB port enables convenient charging of your device Large 16.5cm diameter shade enables exceptional illumination and spread of light Adjustable arm and shade for perfect positioning 95+ CRI provides optimum light therapy & ensures accurate colour matching.