GODOX TT685C E-TTL 2.4G Wireless Master Slave Speedlight Flashlight Speedlite

Features:
Powerful flash with guide number 60m at ISO 100.
Supports multiple flash modes M/TTL/Multi.
Support high speed sync, 1st curtain snyc and 2nd curtain sync, the maximum shutter sync is up to 1/8000s.
Support optic transmission, as a master unit, it can control other speedlights, such as for Canon 580EXII, 600EX-RT via optical pulse signal; as a slave unit, it can receive signals from for 580EXII, 600EX-RT and internal flashing orders from Canon 7D/6D/600D ect.
Support 2.4G wireless radio system, can be used as on-camera master unit and slave unit, compatible with speedlite TT685C, Godox X1C, X1T-C and X1R-C flash triggers.
The 2.4G wireless triggering distance can reach up to 100m, better to meet your needs.
Support FEC/ FEB/ FE lock.
Multiple flash groups, it supports A/B/C groups.
Supports auto and manual zoom, the flash coverage can be changed between 20-200mm.
Sync port and USB port.