The Bright Anywhere LED Desk Lamp is a perfect, bright companion for your desk, table, or office. Featuring easy-to-use touch screen controls and a variety of light-intensity modes and brightness levels by stepless adjustment, the LED desk lamp can fulfill any lighting need. Highly energy-efficient, the minimal-design LED Desk Lamp consumes only 1/8th of the power of an incandescent lamp and less than half of the power of a fluorescent lamp. In addition, the lifespan of the lamp is over 40,000 hours with a color rendering index (CRI) of 90. And because the LED Desk Lamp contains no mercury or other environmentally harmful substances, it has a low environmental impact. The LED Desk Lamp is practical as well as multifunctional, it features several flexible pivots to ensure it fits into any desk space, extendable lamp holder can adjustment the height of lamp to any need. Also, a USB port enables you to charge various USB-chargeable devices by plugging into the lamp. Reading Mode: Stimulates concentration and reduces eye strain with mid-range color temperature. Study Mode: Increases attention and concentration with high-range color temperature. Relaxation Mode: Promotes relaxation along with improved mood with low-range color temperature. Bedtime Mode: Encourages deep sleep with a comfortable soft light.