Powering On: To turn the Olivia Clamp Lamp on, simply connect included cable to power outlet. Tap gently on the Power Button to operate (tap using same force as tapping on a cell phone screen). The Olivia Lamp also comes with brightness dimming and color temperature adjustment buttons for the perfect lighting to fit your space. Feature-Filled: The Olivia clip on lamp comes well-equipped with color temperature control and a dimming function for adjusting brightness. Versatile Light: With a sturdy clamp and flexible lamp neck, the Olivia clip on light is the perfect light for your office, bedroom or garage. Easy On The Eyes: Emitting soft white light that is flicker-free, the Olivia LED lamp is designed to give you optimal illumination for a variety of activities. Energy Savings: Expect to save 90% in energy costs over regular incandescent lamps with our LED light rated to last 30, 000 hours.