Ion-Care IC2108 Personal Air Purifier with LED Flashlight Single-watt personal air purifier with built-in LED flashlight Ozone-free carbon fiber ionizer removes airborne irritants Runs on 3 AA batteries or the included USB power cable Adjustable negative-ion output; silent operation--no fan Measures 3-1/2 by 2-3/4 by 2-1/6 inches; 1-year limited warranty