Model:Godox AD200 Features: Lightweight great portability body, easily packed in your pocket. Built-in Godox 2.4G wireless X system. Optical and 2 4G wireless transmission to offer stable output. When using Godox 2.4G wireless X system. Wireless remote control and triggering. Use Godox 2.4G wireless X system lo achieve TTL; Control or use Godox TTL wireless flash trigger X1 to wirelessly control TTL functions, wirelessly adjust flash's power levels. .