Godox AD-H600B 600W Flash Head Protable Off-Camera Light Lamp for Godox Witstro AD600B AD600BM - Bowens Mount 600W Bowens Mount Flash Head, especially design for Godox AD600B TTL Flash and AD600BM Manual Flash Off-Camera Flash Light Lamp Head, it allows you hold the flash head on hand without to bear to much weight of the AD600B/AD600BM Flash Ideal choose for outdoor photography and studio photography Support other bowens mount AD600/AD600M Flash Accessories Package Contents: 1 x Godox AD-H600B 600W Flash Light Lamp Head, 1 x CEARI MicroFiber Clean Cloth