control the flashes with built-in Godox wireless X system (e.g. camera flashes, outdoor flashes and studio flashes), but also can control for Canon original flashes when using in combination with X1R-C receiver. Featuring multi-channel triggering and stable signal transmission, this flash trigger suits for Canon EOS series hotshoe-mounted cameras. Specifications: Brand: Godox Model: Xpro-C Compatible Cameras: For Canon EOS cameras (E-TTL ii autoflash) Support for the cameras that have PC sync socket. Power Supply: 2 * AA batteries (not included) TTL Autoflash: E-TTL ii Manual Flash: Yes Stroboscopic Flash: Yes High-Speed Sync: Yes Second-Curtain Sync: Yes Flash Exposure Compensation: Yes, ±3 stops in 1/3 stop increments Flash Exposure Lock: Yes Focus Assist: Yes Modeling Lamp: Control the modeling lamp by the flash trigger Beeper: Control the beeper by the flash trigger Wireless Setting: The receiver end can control the camera shooting through the 2.5mm sync cord jack ZOOM Setting: Adjust the ZOOM value by the transmitter TCM Function: Transform the TTL shooting value into the output value in the M mode Firmware Upgrade: Upgrade through the Type-C USB port Memory Function: Settings will be stored 2 seconds after last operation and recover after a restart Transmission Range (approx.): 0-100m Built-in Wireless: 2.4G Modulation Mode: MSK Channel: 32 Wireless ID: 01-99 Group: 16 Display: Large LCD panel, backlighting ON or OFF Item Size: 9 * 5.8 * 5cm / 3.5 * 2.3 * 2in Item Weight: 85g / 3oz Package Size: 12.2 * 12.2 * 6.2cm / 3.5 * 2.4 * 2in Package Weight: 168g / 5.9oz Package List: 1 * Godox Xpro-C Flash Trigger 1 * User Manual (English & Chinese) Note: Camera, flash and batteries are not included.