Yongnuo YN560-TX LCD Wireless Controller + 2PCS YN-560 IV Flash Speedlite Light + 2PCS Soft Diffuser For Nikon D750 D610 D810 D800 D5300 D5200 D5100 D90 D80 D3300 D3200 D3100 D7100 YN560IV Kit, comes with YN-560TX and diffusers for Nikon. When the YN560 IV and YN560-TX used as transmitter, it can realize remote control the parameter settings. YN-560IV Support Electric Zooming Function:The flash coverage can be altered between 24~105mm through the [ZOOM] button. One YN560 IV can respectively receive the wireless signal from YN560 IVYN560-TXRF-603 (I/II)RF-602,with optional 16 channels; Package includes 2pcs soft diffuser