Yongnuo RF-603C II Wireless Flash Trigger Set with C3 Cable for Canon

Wireless Flash Trigger System

The Yongnuo RF-603C II is a versatile wireless flash trigger set designed for Canon cameras, enabling remote control and triggering of system and studio flashes from distances up to 270 meters. Operating at 2.4 GHz with 16 selectable channels, it ensures reliable and interference-free performance in various shooting environments.

Dual Functionality and Improved Design

Each unit in the set can function as both a transmitter and receiver, providing flexibility and ease of expansion. The updated design features a relocated two-stage on/off switch, allowing users to power the unit as a transmitter only or as a combined transmitter/receiver. This design enhances usability and extends battery life.

Key Features

• Wireless radio control for camera shutter release and flash triggering
• Simultaneous triggering of multiple flashes, including one mounted on the camera
• Supports wired or wireless remote camera control with an effective range of up to 100 meters (tested up to 270 meters)
• Compatible with system flashes, studio lamps, and reporter flashes
• Sync speed up to 1/250 second
• Powered by two AAA batteries

Technical Specifications

• Frequency: 2.4 GHz
• Channels: 16 selectable
• Range: up to 100 meters (tested up to 270 meters)
• Power Supply: 2 x AAA batteries
• Maximum sync speed: 1/250 second
• Camera sync socket: 2.5 mm
• Flash sync sockets: standard PC and hot shoe
• Top ports: hot shoe mount
• Shutter release: two-stage (1 - autofocus, 2 - trigger)
• Supported flash port voltage: 5 V (transmitter), 300 V (receiver)
• Dimensions: 80 mm (L) x 30 mm (W) x 20 mm (H)
• Weight: 66 g
• Antenna: built-in

Included Accessories

• Two Yongnuo RF-603C II wireless trigger units
• C3 cable for Canon cameras