Godox QS400II Strobe Studio Flash Light 400Ws Bowens Mount High Speed Flash 1. Godox QS series are available in several power versions from 300Ws to 1200Ws, they are characterized by a range of flash energy regulation in the range of 5 degrees of aperture (11 - 132, with an accuracy of 0.1 EV). Recycle time to full flash energy in less than 1.5 seconds. At minimal power, it achieves a very short flash duration, only 12000s (t = 0.1), which allows free shooting during the session. The flash color temperature is 5600K and may change within ?± 200K depending on the flash energy set. 2. Built-in System X receiver enables remote flash firing (until X-Sync), flash energy control and many more. It is also possible to use the 3.5 mm Jack socket and connect the lamp with triggers of other brands. 3. Back panel of the lamp is simple and functional. The LCD screen showing the lamp settings is also easy to read from a large angle. Next to it is a handy knob for adjusting the flash output, changing the radio communication channel and the group of lamps. Placed under the LCD screen a series of five buttons gives quick access to all settings and functions of the lamp. The 150 W halogen pilot light can operate independently of the flash output (brightness can be set manually), or be coupled with flash energy (proportional). In addition, it can be turned off automatically for a flash or stay on without interruption. 4. With the lamp you can use a wide range of light modifiers, such as: bowls, softboxes, spotlights, beauty disheres, and others are fitted with Bowens accessories. Specification 1. Model: QS400II 2. Max power (Ws): 400Ws 3. Guide number (ISO 100): 65 4. Color temperature: 5600 +- 200 K 5. Working voltage: AC110-120V 60Hz or 220V-240V 60Hz 6. Power output control: Off, 5.0-10 (132-11) 7. Modeling light: 150W Recycling time: 0.3-1.5 seconds 8. Triggering method: Sync cord, test button, slave trigger, wireless control port 9. Flash duration: 12000 - 1800 seconds 10. Fuse: 5A