NEEWER Q4 400Ws TTL Flash

400Ws New Look Powerful Versatile Strobe- Q4 400Ws flash moonlight features a compact rectangle shape with rounded corners measuring 7.28"x6.06"x8.35"/18.5x15.4x21.2cm. Weighing 4.94lb/2.24kg, it offers space-saving portability while remaining compatible with Bowen-mounted accessories. With its impressive GN72 with a high-performance reflector (not included), 30W/5600K/CRI95+ LED modeling lamp, and convenient top handle, it meets the various needs of users shooting outdoors.Note: Please disable single contact mode ''SHOOT'' for TTL and High Speed Sync.

TTL/Manual/Multi Flash Modes- Compatible with Canon E-TTL II, Nikon i-TTL, and Sony TTL automatic flash system, Q4 has three flash modes: TTL, Manual, and Multi (Stroboscopic). Fully Support Flash Exposure Compensation; 1/8000s High-Speed Sync; Manual outputs the user's choice of power, modeling light, first/second curtain sync, etc. Multi controls the stroboscopic rate up to 100 times (199 Hz). Support S1, S2 mode, C.Fn custom setting, etc. Support USB Type C firmware upgrades
21.6V/2800mAh Lithium Battery- Increased battery capacity provides 400 full power flashes, a recycling time of 0.01-1.2s, and a flash duration of 1/209-1/10989s, perfect for capturing continuous action. Battery compartment for easy replacement of spare batteries. With a DC charging port, the flash can be powered via the included adapter and takes about 3.5 hours to fully charge

Built-in 2.4G Q system & Masking Function- Works with QPRO triggers (not included) which feature 5 groups (A/B/C/D/E) and 32 channels for easy connection and Q transmitters (not included), fully support TTL, and can be controlled from distances of up to 328'/100m. The extra masking function helps make the subject and background exposed separately, convenient for post-keying. A 3.5mm jack can be used for other trigger methods via a 3.5mm sync cable (not included)

Bowens Mount Attachment- The widely used Bowens mount can connect the moonlight to various light modifiers, such as reflectors, softboxes, snoots, and beauty dishes. 

• Model: Q4
• Power: 400Ws
• Flash Duration: 1/209s to 1/10989s
• Recycling Time: Approx. 0.01-1.2s
• Power Output 9 steps: 1/256-1/1
• Flash Modes: M/Multi (Wireless Off), TTL/M/MUTIL (Receiver unit of radio transmission)
• Optic Slave Flash: S1/S2
• Delay Flash: 0.01-30s
• Stroboscopic Flash: Provided (up to 100 times, 199Hz)
• Sync Modes: HSS (up to 1/8000s), first/second curtain sync
• Full Power Flash: 400
• Modelling Lamp (LED): 30W/5600K/CRI 95+
• Color Temperature: 5600±200K
• Flash Exposure Compensation(FEC): Manual. FEB: +/-3 stops in 1/3 stops increments
• Wireless 2.4G Q System: 32 Channels, 5 Groups (A, B, C, D, E)
• 2.4G Transmission Range: 328'/100m
• Wireless ID: In order to avoid interference, you can change the wireless transmission channel and wireless ID of the master and slave unit and make them consistent before triggering.
• Power Supply: Lithium Battery (included) / DC Adapter (included)
• Energy Saving: The flash can be set to automatically power off without operation for 30-120 minutes.
• Trigger Modes: 2.4G, S1/S2, 3.5mm Synchronous Cord, Flash Test Lead
• Rechargeable Li ion Battery: 21.6V/56Wh/2600mAh
• Masking Function: √
• Built in Silent Fan: √
• Built in Buzzer: √
• Display Flash Duration: √
• Battery Power Indication: √
• Display: Dot Matrix Screen
• Strobe Size: 7.3” x 8.3” x 2.2” / 18.5 x 21.2 x 5.5cm
• Net Weight with Battery (no flash tube & relfector): 4.4lb/1.98kg
• Gross Weight: 5lb/2.25kg