... confirm all of them.Specification ---Light Source: 1 w LED-high efficiency & saving energy,Light Highest Illumination intensity: full ... white),Illumination Spot Size: 7 cm @ 40mm(appropriate), Light Head Weight : 11g (including mount,not including wire,lightweight),Light Head Diameter: 1.9cm, Light Head ... minutes for 90% charge(very quick), Dental led head light , head lamp, Surgical head lamp MP-146