Yongnuo Speedlite Transmitter YN-E3-RT II

• 【Two-way 2.4G radio communication, fully compatible with the Canon 600EX-RT flash speedlite and the ST-E3-RT transmitter】Two-way 2.4G radio communication, fully compatible with ST-E3-RT, 600EX-RT, YN-E3-RT, YN968EX-RT, YN600EX-RT (II), YN686EX-RT, YNE3-RX
• 【Compatible Canon Cameras】 70D, 60D, 50D, 40D, 30D, 100D, 80D, 5DIV, 6DII, 5DIII, 5DII, 5D, 6D, 7D, 7DII, 1D, Rebel T5i, Rebel T4i, Rebel T3i, Rebel T2i, T1i, Rebel XSi, Xti, Rebel XT, Rebel XS, EOS R; Canon speedlite: 600EX (II)-RT 430EX III-RT; YONGNUO speedlite: YN600EX-RT (II), YN968EX-RT, YN686EX-RT, YN680EX-RT.
• 【4 Flash Modes, 5 groups】This E3-RT II support e-TTL, M, Multi and GR flash modes. Up to 5 groups (A/B/C/D/E) and 15 units. Supports 1st curtain, 2nd curtain(Only in M mode), high speed sync.
• 【Multi YN-E3-RT II can share slave flashes】15 Physical Channels, 1 Auto Channel, Up to 10,000 customizable photographer ID. Transmission Range: 100M. Multi YNE3-RT II can share slave flashes, display group/charge status of slave flashes.
• 【Remote shutter release, Linked Shot 】New designed select dial and display interface for easier operation. Supports remote control to set the focal length (ZOOM) of the slave flash (Compatible with YONGNUO compatible flashes only). Firmware can be upgraded via USB(Micro-USB)

Speedlite Transmitter YN-E3-RT II 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 radio transmission. The transmitter also has dust and water resistance equivalent to EOS-1D series cameras. Specifications Type: On-camera Speedlite transmitter Compatible cameras: EOS type-A camera compatible with E-TTL II/E-TTL autoflash Exposure control system: E-TTL II/E-TTL autoflash, manual flash, stroboscopic flash, Gr flash Slave unit control: Up to 5 groups (A/B/C/D/E), up to 15 units Transmission distance: Approx. 100 m Power source: 2 AA/LR6 alkaline batteries Ni-MH batteries Wireless flash shooting Approx. time:1 0 continuous hours Power saving: Power off after 5 min. of idle operation Dimensions: Approx. 67.7 (W) x 66.7 (H) x81.3 (D) mm Weight: Approx. 110 g (transmitter only,excluding batteries)