Careshine From USA! Protable LED Head Light Lamp for Dental Surgical Medical Binocular Loupe Black Using the rechargeable lithium battery, light weight, longevity and the more comfortable carry, it is suitable for all kinds of surgical operation. High intensity&gt;1500030000Lux,Continuous run-time:&gt;5 hour. The power of the LED bulb:1 W,The lifetime of the bulb:10000 hour. Packing List: 1. LED head light: 1 each 2. Adaptor: 1 each 3. Battery: 1 each CE & ISO13485 Approved