For USB powered night light home office humidifiers for compact workspaces, useful comparison points include placement, dimensions, power method, capacity, controls and the specific functions represented by the search.
Catalog options relevant to this combination include USB Desktop Humidifier Night Light, Wood Grain Ultrasonic Mini Mist Humidifier, and Mini USB Desk Humidifier with Night Light. Their exact specifications can differ, so use the individual listings for final product details.