With sufficient and professional lighting added to your subject, the Godox AD600Pro WITSTRO All-in-One Outdoor Flash fires a powerful output of 600Ws and is equipped with a built-in 2.4G wireless X system thats compatible with many TTL systems of multi-brand cameras. The system offers a powerful 28.8V at 2600mAh lithium battery pack thats capable of powering up to 360 full power flashes, with a low 0.01 0.9 second recycle time and also capable of a High-Speed-Sync up to (1/8000 seconds), first-curtain sync and second-curtain sync; a stable colour temperature that changes within 75K over the entire power range, with a Guide Number of 87 m at ISO 100 with high-efficiency standard reflector.