VisorLIGHT is a unique lightweight battery powered light, that illuminates magnified viewing area. It easily clips onto the visor of most headband binocular magnifiers. The light adjusts up or down to ensure that maximum light is on the work area. Two models are available to allow complete mounting: LT-42 with a 42" long cord so the battery pack can be worn on a belt or placed in a pocket and LT-06 with a 10" cord for mounting on a headband. Hands Free Light Xenon Laserbeam Bulb 6000 Candle Power 4 to 5 Hours Battery Life... Continuous Use Operates on two AA batteries (not included)