AD400Pro Specifications:
Wireless Slave Unit Mode: Radio transmission mode(compatible with Canon e-ttl II Nikon i-ttl, Sony, Olympus, Panasonic and FUJIFILM)
Flash Mode: Wireless off(M/Multi); Slave unit of radio transmission(TTL/M/Multi)
Guide No (m IS0 100): 72(m ISO 100, with high-efficiency standard reflector)
Flash Duration: 1/240 to 1/12820 seconds
POWER: 400Ws
Power Output: 9 steps(1/256 - 1/1)
Stroboscopic Flash: Provided(up to 100 times, 100HZ)
Flash Exposure Compensation(FEC): Manual. Feb: +3 stops in 1/3 stop increments
Sync Mode: high-speed sync(up to 1/8000 seconds), first-curtain sync and second-curtain sync
Delay Flash: 0.01-30 Seconds
Mask:√
Fan:√
Beeper:√
Modeling Lamp(LED）：30W/4800K/TLIC:93
Optical Slave Flash：S1/S2
Flash Duration Indication：√
Display：dot-matrix panel
Wireless Flash(2.4G wireless transmission)
Wireless Flash Function：Slave, Off
Controllable Slave Groups：5(A, B, C, D, E)
Transmission Range (approx)：100m
Channels：32(1-32)
Wireless ID：To avoid signal interference effectively, triggering can only be achieved when the channels and wireless IDS of the master and slave unit are set to the same
Power Supply
Power Supply: Lithium battery pack(21.6V/2600mAh)
Full Power Flashes: 390
Recycle Time: Approx 0.01-0.9s
Battery Indicator：√
Power Indication：Power off automatically after approx 30-120 minutes of idle operation
Sync Triggering Mode：3.5mm sync line
Color Temperature：5600±200K
Stable Color Temperature Mode：Changes within +75K in entire power range
Dimension
Dimension (with battery）：220x102x128 mm(flash tube& reflector not included)
Net Weight(with battery)：2.1 Kg(flash tube reflector not included)
