Features:
Having three kinds of flash modes, they are TTL flash(only for Nikon and for Canon), manual flash and multi flash.
Wireless master function: C version support for Canon wireless trigger, N version support Nikon wireless trigger.
Wireless slave unit function: compatibility with for Canon and for Nikon wireless flash system, realize TTL from machine, manual and frequency flash.
With S1.S2 Light flashing mode, flash control by camera (only for the newest Canon version).
High-speed sync 1/8000s and rear-curtain sync.
Voice prompt, custom function, power save mode and overheating protection, Manual/Auto zoom function.
Large size LCD display and quick response: full output recycle time only 2.9 seconds.
Support high speed continuous shooting: in 1/16 brightness and blew, it can support 12EPS high speed continuous shooting.

Specification:
Condition: Brand New
Material: Plastic
Color: Black
Circuit Design: Insulated Gate Bipolar Transistor (IGBT)
Flash Index: 58(ISO100,180mm)
FLash Coverage: 18~180mm Manual, Automatic Zoom Swinging/Tilting Flash Head (Bounce Flash)
Flash Mode: TTL, M, FEB, Master, Slave, S1, S2, Multi
The Wireless Cited Flash Distance: Indoor 20-30 Meters, Outdoor 10-15 Meters
Up and Down Whirl Angle Degree: -7~90 Degree
Left and Right Whirl Angle Degree: 0~180 Degree
Slave Group and Unit: 4 Slave Lommunication Channers (1, 2, 3, 4), 3 Slave Unit Group (A, B, C)
Color Temperature: 5500K
Flash Time: 1/200 Seconds~1/20000 Seconds
Flash Control: 1/128~1/1 Step length is 0.3 EV, Total 22 Fine-tuning Stalls
Peripheral Interface: Hot Shoe, PC Mount, External Charge Mount
Recycle Time: 2.9 Seconds
Power(Excluded): 4 pcs AA Alkaline Cell or AA Nickel-Hydrogen(NI-MH) Battery
Lighting Time: 100~1500 Times
Additional Function: PC Synchronous, Sniff Mode, Over Temperature Prot-ection
Size: Approx. 200 * 75 * 57 mm / 7.9 * 3.0 * 2.2 in
Weight: Approx. 597 g

Package List:
1 * Flashlight
1 * Mini Stand
1 * Manual
1 * Bag