It’s TIME for P-TTL!
-----YONGNUO Wireless Speedlite YN585EX
* Compatible with Pentax Wireless Flash System
A YN585EX supports receiving wireless signal from the master unit of AF-360FGZ, AF540FGZ II and other Pentax cameras. It also supports 4 channels, off-camera TTL and manual flash.
* Completely Support TTL Function
YN585EX supports FEC, FEB, Rear-curtain Sync and Red Eye Reduction.
* TTL flash with High Guide Number
GN58@ ISO100，105mm；supports TTL, M and MULTI mode.
* Multiple Trigger Synchronous Mode Supported
YN585EX can be triggered through the camera, wireless triggered by the built-in flash or master flash, or triggered in S1/S2 pre-flash avoidance mode.
* Firmware Upgrade
YN585EX is equipped with USB port. It’s convenient to visit the official website of YONGNUO, download the latest firmware and upgrade the speedlite.
* Equipped With Electric Zooming
Supports auto and manual zooming, the flash can coverage can be changed between 20~ 105mm.
* Ultra-fast Charging Recycle System
The Charging recycle time is 3s when the speedlite is used with maximum output power. The charging recycle time is about 4~5s even the speedlite is not used with brand new batteries.
* Real-time Displaying the Electric Quantity
It’s convenient for you to know how the battery status for YN585EX supports real-time displaying the electric quantity.
* AF Assist Beam Equipped
YN585EX is equipped with AF Assist Beam. Quick focus is easily to be realized in dark environment.
* Sound Prompting System
When the sound prompting system is enabled, the different sound ways will prompt different operating state of the flash so as to allow you focus on shooting.
* Advanced Options Settings and Auto Save settings
* Equipped with Big Size LCD Display Screen, Standard PC synchronous Interface