Yongnuo YN560 IV Wireless Flash Speedlite Security Cameras Number of colors: 4

Number of colors: 4

Battery backup: up-to 6 hours

continuous dual-conversion AC output free of voltage fluctuations

Black Ink Bottle : BT6000BK -6

Compatible with any VGA format devices

Yongnuo YN560 IV Wireless Flash Speedlite Security Cameras Number of colors: 4The Yongnuo YN560 IV Speedlite is a long range manual flash unit featuring both a 2. 4 GHz wireless radio transmitter and receiver with capabilities 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