USB Portable Reading Lamp with 10 LED Lights and Flexible Gooseneck for Notebook Laptops, Desktops, PC and MAC Computers (Black) FEATURES - Gooseneck & light panel with 10 bright LEDs DESIGN - Flexible gooseneck arm will bring light to your favorite position. COMPATIBILITY - Compatible with USB 2.0 and 3.0 ports on your laptop or PC USE - Great for home, remote/travel, study or office use. No batteries needed - light is powered by USB line power. PORTABLE - Lightweight at 1.5oz. Made of durable plastic and metal materials.