TTL:No
Power Source:3pcs alkaline batteries or Ni-MH batteries
Brand Name:SPASH
Model Number:FF-390D
Compatible Camera Brand:Olympus,Lumix,NIKON,CANON,Pentax
Display:Yes
Package:Yes
Light Source:LED
Color Temperature:5600K
Size (WxHxD):26*11*9CM
Weight:0.35
Effective Distance:5cm-5m
Recycle time:1-5s
Exposure time:<=1/200S
Output Power:8 level could be adjust
Function:Manual ,Flash off-camera S1/S2 modes
Battery:3pcs alkaline batteries or Ni-MH batteries
Fit Device:for most