Yongnuo YN-E3-RT for Canon 600EX-RT

Yongnuo YN-E3-RT Flash Speedlite Transmitter for Canon 600EX-RT as ST-E3-RT

The YONGNUO Speedlite Transmitter is a transmitter for wireless flash shooting. It can control up to 5 groups (15 units) of Speedlites that have a wireless multiple flash shooting function using radio transmission. The transmitter also has dust and water resistance equivalent to EOS-1D series cameras.

Specification

Two-way 2.4G radio communication,fully compatible with ST-E3-RT/600EX-RT
15 Physical Channels, 1 Auto Channel, Up to 10,000 customizable photographer ID
Transmission Range: 100M
Multi YN-E3-RT can share slave flashes
Display group arge status of slave flashes
Firmware can be upgraded via USB
High resolution Dot-Matrix LCD, Backlight for LCD/keys
Fast lock mechanism
Built-in AF assist beam emitter, buzzer
Remote shutter release, Linked Shot
Flash Mode: ETTL/M/Multi/GR 4 flash modes
A/B/C/D/E 5 groups
Supports 1st Curtain, 2nd Curtain (Only in M mode),High speed Sync
Supports ETTL Ratio, Flash Exposure Compensation,
Flash Exposure Lock, Flash Exposure Bracket, Modeling Flash
9 Custom Functions
Settings saved automatically
Power Source: 2 AA/LR6 alkaline batteries Ni-MH batteries(Not Included)
Weight: Approx.110g (excluding batteries)
Compatibility

Canon ST-E3-RT, 600EX-RT

Package Content

1 x Yongnuo Speedlite Transmitter YN-E3-RT 
1 x User Manual in English and Chinese