Touch control with multi-level dimming Built-in battery with 4-hour life Optional on/off timer with auto-off after 40 minutes Full-spectrum lighting mimics natural daylight + reduces eyestrain Three (3) adjustable color temperature modes for relaxing, reading + tasks (2700K, 4000K, 6500K) Uses cost-efficient LEDs that last up to 50,000 hours and use 85% less energy than incandescent lamps Flicker-free light zone that is clear of shadows, halos and troublesome glares