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NEEWER Q4 400Ws 2.4G TTL Flash

NEEWER Hall: Arena Plaza 1 Stand: AR-H35
Specifications 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 & reflector): 4.4lb/1.98kg Gross Weight: 5lb/2.25kg