The quality, reliable, durable, suitable for portrait, fashion, wedding art, advertisement photography, shooting video, etc. High Power in Compact Size. Guide Number (ISO100): 58m for 300WS strobe.Color Temperature: 5600 +/- 200K. Flash Power Control: 8 steps. Flash Triggering Method: Sync cord, Slave, Test button. Dimension: 230 x 200 x 108mm. Flash Triggering Method: Sync cord, Test button, Slave. The item "Godox 300SDI Photography Smart Studio Monolight Strobe Photo Flash Light 300WS" is in sale since Friday, November 01, 2013. This item is in the category "Cameras & Photo\Lighting & Studio\Flash Lighting\Monolight Flashes". The seller is "cecompass" and is located in Arcadia, California. This item can be shipped worldwide.