Nantoningood Quality Energy Saving Led Sensor Touch Switch Table Desk Lamp Dimmable (4 Brightness Mode, 12V, 9W, Touch-Sensitive Control Panel, with USB Charging Port) Using a sensitive 3-grade touch dimmer,easily and quickly adjust the brightness Panel light source creates uniform soft light,no glare, relieve eye fatigue 5V 1A USB power outlet, recharge for any digital device at any time Product convenient storage, fordable lamp arm, easier to adjust to the best lighting angle Delicate and cabinet, low power consumption, low degradation, super long working life, creating a low carbon environmental life