Yongnuo Yn560 Iv Wireless Manual Speedlite

Features 3 groups and 16 channels for wireless operation Can receive a wireless signal from YN560-IV, YN560-TX, RF-603 (I/II), and RF-602 Metal hot shoe for standard on-camera triggering Large LCD screen for viewing settings and making adjustments Socket for SF-18C or SF-17C external power pack Audible flash ready indicators offer different sounds based on flash status 100-1500 flashes from one set of batteries Automatically saves your current settings Built-in bounce card Color temperature of 5600K Eight levels of flash output from 1/1 to 1/128 with 29 individual settings Optical triggering range of 66-82 indoors or 33-49' outdoors