ITEM NAME:DC 12V 24 to DC 200-450V 70W High Voltage Converter Boost Step Up Power Suppl FT Specification: Brand new Size: approx. 85 * 50 * 28mm Power: 70W (Continuous working: 40W, intermittent work: 70W) Input voltage: DC 9V -24V (12V Input time, Maximum input current 7A or more) Minimum input start voltage: 8.4V Feature: Output voltage: DC 450V output is voltage structure, the input voltage fluctuation, the output voltage constant Reference charge time: When supply current under sufficient.Have charging indicator light, when filled with the indicator lights was lighting. Size: approx. 85 50 28mm.