Specification BatteriesIncluded : 1 Brand : GODOX BulletPoint1 : QTII series high-speed flash has a comprehensive upgrade from the first generation with sophisticated design, advanced technique and abundant functions. BulletPoint2 : High-Speed Sync Flash Mode : The color temperature changes of 5400K-9000K, which is perfect for capturing fast changing actions. BulletPoint3 : Fully Support 1/8000s HSS : Multi flash, delay flash and mask function ; Stable Color Temperature Mode: color temperature are constantly at 5600±200K and ranges within ±200K. which is a good choice for the photographers who pursues stable color temperature. BulletPoint4 : 150W Modelling Lamp : With 0.05-0.9s exetremely fast recycling times, super-fast flash duration up to 1/28984s. Optic slave S1/S2 triggering modes, 8-Stop Power range (1/1 - 1/128). BulletPoint5 : Built-in Godox X System: QTII series offer convenient control and high-speed flash to capture the wonderful moment, excellent for wedding, advertisement, portrait, fashion, and high-speed photography. CameraFlash : Studio Color : QT600IIM IncludesRechargableBattery : 1 ItemName : GODOX QT600IIM Studio Strobe Flash Light 600W Professional Photography Studio Lights Monolight Modeling Lamp for Studio Portrait Photography (QT600IIM) ItemPackageDimensions_Height : 47.8 centimeters ItemPackageDimensions_Length : 22.2 centimeters ItemPackageDimensions_Width : 28 centimeters ItemTypeKeyword : photographic-monolights Manufacturer : GODOX NumberOfLithiumIonCells : 1 NumberOfLithiumMetalCells : 1 PartNumber : GODOX QT600IIM ProductDescription : E Series Flash is a lightweight, compact and durable flash with complete functions. Design for shooting studio portrait and e-commerce product. This product is suitable for head shot, waist shoot and certificate photography, as well as product shooting, etc. It can also offer high light, background light or hair light in large studios and workshops. ProductSiteLaunchDate : 2019-11-06T08:00:00.000Z WarrantyDescription : 12 Months WirelessCommunicationTechnology : Optical Pulse