INSEESI IN560IV Wireless Universal Flash Speedlite GN50 with LED light for Nikon D3100 D5100 D7000 D7100,Canon 650D 60D 70D 5DMarkiii,Pentx Cameras as Yongnuo yn560iii,YN560iv,JY680A 1.High sensitivity wireless triggering sensor makes S1 and S2 mode can be used in outdoor environment and the wireless triggering distance is as long as 15m. 2.Provides PC port, you can make the flash synchronously by connecting to the PC port. 3.it only takes 3 seconds in charging after full power output. Even without new batteries, you can get the supercharging speed,that it only needs 4~5 seconds 4.GN50 @ ISO100,designed with LED light,Flash mode M, S1, S2, LED. 5.IN560IV is a universal flash speedlite compatible for most cameras by the standard hotshoe,like canon,nikon pentax camera.if your camera is sony,you may need to buy a hotshoe adapter.