This Verve Adjustable LED Desk Lamp offers three settings for optimal lighting: warm white light, natural daylight & cool white light. It also includes a single color mode & color-changing mode with 16 million colors. Easily dim lighting with stepless dimming feature. True-Zone Circadian Rhythm Lighting mode improves sleep, focus & well-being with lighting that automatically delivers optimal color & brightness throughout the day, regulating your body's internal clock. Two other modes include sunset & chill for maximized relaxation. Easily connect lamp to your Amazon Alexa to switch between modes. Durable, forward-angled aluminum arm adds a sleek design to any space. Swivel base & lamp shade effortlessly adjust for the ultimate customized lighting. Charge your device using the integrated USB port.