Specifications include: 1. High power factor, stable power control, power factor>0.99, has a built-in adaptive control system that guarantees Longood EB normal operation; 2. Efficiency is high, energy-saving achieved 30%, extend lamps life; 3. Automatic modulating, full-functional protection; 4. Modulating frequency, no acoustic resonance; 5. AR/EB can adapt different electric webs voltage, the rated operating voltage includes:85V to 305V 6. Certificate : Parameter from INPUT CHARACTERS 1, Voltage input range: 85Vac~305Vac 2, Rating V. In: 120V220Vac 3, Input frequency: 50Hz~60Hz 4, Power factor: >0.99(Rating V. In) 5, Efficiency: 95 %( Max) 6, THD: 10% OUTPUT CHARACTERS 1, Output power: 600W±5% 2, Current crest factor: 1.7 3, Output frequency: 30KHZ 4, Protection of short circuit: Available 5, Protection of open circuit: Available 6, Protection of ignition failure: Available 7, Protection of thermal: Available 8, Protection of end of lamp life: Available PHYSICAL CHARACTERS 1, Weight:2.8KG 2, Max. Lamp distance from ballast <15.50m 3, Operating temperature range: -30~+55 4, Dimension (L X W X H): 350X105X67 (mm) 5, Max case temperature (T C): 90 6, Safety and regulation: IEC61347-2-12:2005 7, EMC: EN 55015 Remark: 1. The warranty is 3 years. 2. Color can be other solid color. 3.It can be control by switch or remote controller.