TTL:No
Brand Name:Godox
Light Source:M, S1, S2
Compatible Camera Brand:Olympus,NIKON,CANON
Display:Yes
Package:Yes
Color Temperature:5600K+200K
Model Number:TT520
Size (WxHxD):Approx. 19 * 7.7 * 5.5cm / 7.5 * 3.0 * 2.0in
Power Source:4 * AA size batteries ( Alkaline or Ni-MH are usable ) (Not included)
Weight: 306g / 10.8oz