professional studio lighting SW series flash light MODELSW-150SW -180SW -200SW -250SW -300SW -400FLASH GUIDE NUMBERGN32GN38GN42GN52GN54GN62RECYCLE TIME1-2S1-2S1-2S1-2S1-2S1-2SFLASH POWER RANGE2.0-6.0 (5-stop aperture ,1/10 energy variable,1/16-1/1)MODELING LAMP POWER 75W-100WCOLOR TEMPERATURE5200-5600KFLASH TRIGGERING METHODPhotocell/Test Button/Receiver & Remote Controller)TRIGGERING VOLTAGE5VSYNC DISTANCE20mOVER-HEAT PROTECTIVE DEVICEYESYESYESYESYESYESCOOLING FANYESYESYESYESYESYESWORKING VOLTAGE180V-250V,50Hz/100V-120V.60Hz