General Medical Examination Headlight MODEL : OPTILUX-11HA General Medical Examination Headlight provides focused and direct illumination to theOperative field, enhancing visibility and precision during medical proceduresLight Source : LEDMinimum LED Life in Hrs : 50000Minimum light Intensity at working distance (lux) : 20000Mounting : headband mounted on head by the Medical Personnel using the ProductColor Temperature (Degree Kelvin) : 3000 to 4500 degree KColor of light : Cool day lightBrightness control : YesColor Rendering Index (CRI) : 80 to 100Working Distance (mm) : 300-400Power source : The Battery with 220 V, 50 Hz AC sourceBattery Backup on 100% intensity : 3 Hours or more