La description

V**0  High GN+HSS +Wireless Master/Slave+TTL+Zooming
 
●  High-speed sync 1/***0S
●  Auto exposure TTL (I-TTL For Nikon, E-TTL II For Canon)
●  Compatible with Canon/Nikon wireless flash system(master and slave, Can exposure when as wireless master)
●  Guide Number: GN*0(ISO**0, **0mm); GN*8(ISO**0, *5mm)
●  Support Multi function & Front-Curtain/Rear-Curtain sync
●  Fast recycle time: 2S(Ni-Mh battery)
●  Auto/Manual zoom (*****0mm)
●  Dot-matrix LCD & LED backlit
●  Support on-camera or wireless TTL exposure compensation & exposure lock
●  Equipped with indicator light for wireless remote mode
●  Support red-eye reduction flash mode
●  F1/F2 optical flash mode
●  Support custom menu, memory function, sound monitoring
●  Metal hot shoe, Low power tips & key lock
●  Overheating protection(Thermal cut-out)
●  PC terminal & external power source socket
●  Built-in wide panel & bounce card
●  Dimension:**6.5mm(L)**8.5mm(W)**7.5mm(H), **0g
●  Vertical rotation angle:*7°~*0°; Horizontal rotation angle:0°~**0°
●  Certificate: CE, FCC