Feature

●The YONGNUO speedlite transmitter YN-E3-RT II 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 ratio transmission.
●Flash Modes: ETTL/M/Multi/GR4/ flash modes. supports 1st curtain, 2nd curtain(Only in M mode), high speed sync.
●New designed select dial and display interface for easier operation, supports remote control to set the focal length(ZOOM) of the slave flash.
●Firmware can be updated via USB(Micro USB), Built-in AF asist beam emitter, transmission range is 100m.
●Two-way 2.4G radio communication, fully compatible for ST-E3-RT/600EX-RT/YN-E3-RT/YN968EX-RT/YN600EX-RT(II)/YN686EX-RT/YNE3-RX.


Description

Specifications:
Type: On-Camera Speedlite Transmitter
Exposure Control Syestem: E-TTL II/E-TTL Autoflash, Manual Flash, Stoboscopic Flash, Gr Flash
Frequency: 2405-2475MHZ
Modulation System: Primary Modulation: OQPSK, Secondary Modulation: DS-SS
Channel: Auto, Ch. 1-15
Wireless Radio ID: 0000-9999
Slave Unit Control: Up to 5 Groups(A/B/C/D/E), Up to 15 Units
Transmission Distance: Approx. 100m
Flash Ratio Control: 1:8-1:1-8:1, 1/2-Stop Increments Flash Exposure
FEB: ±3 Stops in 1/3-Increments(When used with flash exposure compensation)
Manual Flash: 1/1-1/128 Power(1/3-stop increments)
Stroboscopic Flash: Provided(1-500Hz)
Flash Exposure Confirmation: Flash Exposure Confirmation Lamp Lights
Model Flash: Fired with Camera Depth-of-field preview button.
Linked Shooting: Provided
Custom Functions: 9
AF Assist Beam Emitter: Provided
Firmware Update: Provided
Power Source: 2 AA/LR6 Alkaline Batteries Ni-MH Batteries(Not Included)
Wireless Flash Shooting: Approx. Time: 10 Continuous Hours
Power Saving: Power off After 5 min, of idle Operation
Package Size: 11 * 9 * 7.5cm / 4.3 * 3.5 * 3.0in
Package Weight: 240g / 8.5oz

Packing List:
1 * Speedlite Transmitter
2 * Shutter Cable(LS-Micro/C1 & LS-Micro/C3)
1 * Storage Bag
1 * User Manual(English & Chinese)