Integral Reflection Operation Lamp (RF500-III Stand Type) Features: 1) Imported aluminum sheet squamulose reflector 2) Imported Polish panel 3) Titanium main arm 4) Optional imported spring arm 5) OSRAM halogen bulbs 6) Automatic change to standby bulb in 1/2 second 7) Indicator for damaged bulb 8) Dischargeable handle 9) Battery is optional Technical Specification: Illumination: 80, 000-160, 000LX (at 1m distance) Facula diameter: φ 100~φ 280mm Depth of light beam: ≥ 600mm Brightness adjustment: 8-stage continuous Shift of major and stand by lamps: Automatic Color temperature: 4500K± 500K Temperature rise: ≤ 12 degree Temperature rise on the head of patient: ≤ 2 degree Diameter of lamp holder: 500mm Mains voltage: AC220V± 20% 50Hz Bulb voltage: AC24V Bulb power Input power: 200VA