direction), 0-330°(horizontal direction)
Color Temperature: 5600±200K
Flash Coverage: 28-105mm
Auto Zoom: Support(Flash coverage set automatically to match the lens focal length and image size)
Manual Zoom: Support
Flash Duration: 1/300 to 1/20000 Seconds
Exposure Control System: i-TTL Auto-flash and Manual Flash
Flash Exposure Compensation(FEC): Manual. FEB: ±3 stops increments(Manual FEC and FEB can be combined)
Sync Mode: High-speed sync(up to 1/8000 seconds), first-curtain sync, and second-curtain sync
Multi Flash: Provided(up to 90times,100Hz)
Wireless Flash Function: Master, Slave, Off
Master Groups: M,A,B,C
Controllable Slave Groups: A,B,C,D,E(D/E group can be controlled by X series flash trigger)
Transmission Range: approx. 100m
Channels: 32(1-32)
ID: 01-99
Modeling Flash: Fired with camera's depth-of-field preview button
Effective Range(approx.): Center: 0.6-10m / 2.0-32.8 feet; Periphery: 0.6-5m / 2.0-16.4 feet
Recycle Time: Approx. 1.5 seconds, green LED indicator will light up when the flash is ready
Full Power Flashes: Approx. 480
Power Saving: Power off automatically after approx. 90 seconds of idle operation(60 minutes if set as slave)
Sync Triggering Mode: Hotshoe, 2.5mm Sync Line
Power Supply: Rechargeable Lithium Battery 7.2V 2600mAh(Included)
Output Power: 76W
Item Weight: 420g / 14.8oz(Without battery)
Package Size: 22.7 * 20.5 * 9.7cm / 8.9 * 8.1 * 3.8in
Package Weight: 1070g / 37.7oz

Note:
Only the speedlite is included.
2.4G wireless function needs to be used with flasher trigger, flasher trigger is not included.

Package List:
1 * Speedlite
1 * Battery
1 * Charger
1 * USB Charging Stand
1 * USB Cable
1 * Mini Stand
1 * Protective Bag
1 * User's Manual(English & Chinese)