K F Concept Speedlite Flash KF590N Professional I TTL Flash with Auto Focus Wireless Slave Function for Nikon DSLR Camera

KF590 I-TTL Flash Speedlite Feature Circuit design : Insulated Gate Bipolar Transistor(IGBT) Flash index : 56 (ISO 100,180mm) Flash coverage : 18~180mm; Manual, Automatic Zoom; Swinging/ Tilting flash head (bounce flash) Flash mode : TTL, M, FEB, Slave, SI, S2, Multi The Wireless Trigger : Wireless induction flash lighting The Wireless Cited Flash Distance : Indoor 20-30 meters; Outdoor 10- 15 meters Up and down whirl angle degree : -7~90 degree Left and right whirl angle degree : 0~180 degree Slave Group and Unit : 4 Slave lommunication channel (1,2,3,4) 3 Slave unit group (A,B,C) Color temperature : 5500K Flash time : 1/200 seconds~1/20000 seconds Flash control : 1/128~1/1 step length is 0.3EV, Total 22 fine-tuning stalls Peripheral interface : Hot shoe, PC mount, External charge mount Recycle time : 2.9 seconds Power : 4 pcs AA alkaline cell or AA Nickel-Hydrogen(NI-MH) Battery Lighting time : 100~1500 times Additional function : PC synchronous, Sniff mode, Over temperature protection Volume: 200*75*57MM What's in box 1X K&F Concept KF-590EX E-TTL High Speed Flash Speedlite 1X Protect Bag(Does not include battery) 1X Mini Stand 1X Reflector 1X Instruction Manual NOTE:The flash light is only for the newest Canon Version