BEST in SHOW winner at NAMM "07! The Roadie Lights package is comprised of a Carabiner LED and a Keychain LED, designed for use in low-light backstage areas. Perfect for DJs, roadies, stagehands, sound technicians, and musicians, the Roadie Lights are durable and handy when you need them! Specifications Highly efficient LED (light emitting diode) Brilliant white beam visible as far as a mile away Constant-on switch for hands-free use Solid construction using hard-to-break polycarbonate Good for attaching to your keychain, backpack or belt loop