Voeloon v300(oloong sp-660ii) ttl professional camera flash light
1) ttl auto flashlight(i-ttl for nikon or e-ttl ii for canon)
2) guide number:35(iso100, 35mm)
3) fast recycling time:2s(full power output, 4*aa ni-mh batteries)
4) 22 levels light quantity output control system
5) s1/s2 flash mode(support for multiple lamp lighting system)
6) overheating protection(comes with the temperature detection system)
7) large lcd screen
8) dual auxiliary focus lamp
9) for nikon, canon, olympus & pentax
10) iso9001 & iso4000
