Major technical parameters: 1 Triggering voltage 21-23kV 2 Operating Voltage 14-16kV 3 Triggering current 5-6mA 4 Operating current 18-22mA 5 Output power 58-62W 6 Entironment Temperature 22-26degree Centigrade 7 Cooling method Ordinary water circulation Packing:paper box. Net weight:2.8kg/piece.