TTL:No
Light Source:Flash light
Display:Yes
Size (WxHxD):25cm x 15cm x 10cm
Weight:0.61KG
Package:Yes
Power Source:4 x size-AA alkaline batteries
Color Temperature:LED
Compatible Camera Brand:NIKON,Olympus,CANON
Brand Name:VILTROX
Model Number:JY-680A
Type:Airborne flash
Size:76 x 137 x 117mm/3.0 x 5.4 x 4.6 ft
Flash index:33 (ISO100 in meters/feet)
Flash duration:1/1050s (under output 1/1)
Flash recycling:0.3-5 sec
Wireless transmission rang(Indoor):12-15m/39.4-49.2ft
Wireless transmission rang(Outdoor):8-10m/26.2-32.8ft