Energy Efficient Modern Clamp Design Dual Adjustable Gooseneck Arms Spotlight Adapter Electrical Cord with On/off Switch , Led Light Bulbs , Black , Great for Office Desk, Music Stands , Headboards Strong clamp opens up to 1.5" width and can be used perfectly with music stands, pianos, office tables, computer desks, headboards, etc. With 2 fully adjustable gooseneck arms allow easy positioning of the 2 light heads .On/Off toggle switch on cord, twelve inches from base Comfortable, flicker-free and ghost-free lighting for reading/work/study; pleasant on the eyes, causes less fatigue The latest LED light technology guarantees a bright source of light with a long-lasting lifetime and minimal energy consumption The lamp is lightweight and easy to move and it simply clamps firmly in place.You can light up even the smallest space in your home and put it to practical use with this super-slim lamp.