Specifications

Flash Head
Maximum Power: 400 Ws
Power Control: 9 Stops in 1/3-Stop Increments
Guide Number: 72 m at ISO100 with Reflector
Flash Duration: 1/240 to 1/12,820 Sec
Recycle Time: 0.01 to 0.9 Sec (Full Power)
Color Temperature: 5600K ± 200K

Flash Ready Indicator Audio
Accessory Fitting Type: Bowens S Type
Modeling Light Type: LED
Wattage: 30 W
Color Temperature: 4800K

Sync
Sync Type: Button, Cable, Optical, Radio
Built-In Wireless Receiver: Yes
Sync Speed: 1/8000 Sec (High-Speed)
Wireless Frequency Bands: 2.4 GHz
Wireless Channels: Groups 32 / 5
Wireless Range: 100 m (Radio)
Interface: USB Type-C
Delay Range: 0.01 to 30 Sec

Power
Power Source: AC Adapter, External Battery

Battery
Battery Chemistry: Lithium-Ion
Maximum Output Voltage: 21.6 VDC
Capacity (mAh): 2600 mAh
Battery Capacity: 2600 mAh
Flashes Per Charge: 390 Flashes (Full Power)

General
Display: LCD
Mount: 16 mm Receptacle
Auto Dump: Yes
Fan Cooled: Yes
Dimensions: H: 102.0 x W: 128.0 x L: 220.0 mm, Including Battery

Weight: 2.1 kg, Including Battery
Packaging Info
Package Weight: 4322 g
Box Dimensions (LxWxH): 36.9 x 26.7 x 16 cm

In the Box
Godox AD400Pro Witstro All-in-One Outdoor Flash
Li-Ion Battery
Battery Charger
Reflector
Flash Tube
Power Cord
Bowens Mount Adapter Ring
Wrench
Carry Bag