• manufacturer: Yongnuo.
• Item Trademark: YONGNUO.
• Item Category: Camera Flash.

Product Highlights 2.4 GHz Transceiver with 328' Range Guide Number: 190' at ISO 100 and 105mm Zoom Range: 24-105mm (18mm with Panel) Output Range: 1/1 to 1/128 Tilts -7 to 90° & Rotates 270° Optical Slave Functionality Recycle Time: 3 Seconds Multi Mode for Firing Series of Flashes PC Sync Port Runs on 4 AA Batteries Shoe Guide No. 190.29' (58 m) ISO100 at 105 mm position Exposure Control Manual Vari-Power Manual: 1/1 - 1/128 Bounce Head Yes, -7° to +90° Swivel Head Yes, 270° Coverage 18 mm - 105 mm (Full frame) Zoom Head Full frame: 24 mm - 105 mm Off Camera Terminal PC Recycle Time Approximately 3 seconds Flash Duration 1/200 - 1/20000 sec Flash-ready Indicator Yes Slave Timing Modes Instant Sync Skip Preflash Wireless Operation Method: RF Distance: Up to 328.08' / 100 m Wireless Communication Channels 16 Channels Wireless Groups 3 Groups Power Source 4x AA Alkaline, Rechargeable NiMH Batteries Dimensions (WxHxD) 2.4 x 7.5 x 3.1" / 60.0 x 190.0 x 78.0 mm Batteries Powercell AW8300/2300mah with Charger Featuring both a 2.4 GHz wireless radio transmitter and receiver, the Yongnuo YN560-IV Speedlite is a long range manual flash unit capable of triggering other flashes from up to 328' away as well as being triggered with the RF-603 and RF-602 wireless transmitters. The YN560-IV is powerful with a guide number of 190' at ISO 100 and 105mm. The unit is also quite versatile with a zoom range of 24-105mm, which is able to be expanded to 18mm with the built-in wide-angle diffuser. Additionally, this output can be adjusted from 1/1 to 1/128 power in 1/3 and 1/2 EV steps. Full bounce and swivel lighting is possible due to -7 to 90° tilt and 270° of rotation with the locking flash head. The flash can also be triggered optically with either instant sync or skip pre-flash options for simpler off-camera firing. A built-in PC sync port further enhances the flash's connectivity and a Multi mode allows for stroboscopic lighting effects. The flash runs on 4 AA batteries and has a recycle time of about 3 seconds. It comes with a protective case and a stand. 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