【IF Award-Winning Design 400W Flash Speedlight for Outdoor】 Q4 400W is an award-winning battery operated strobe light. It has an impressive GN72 with high performance reflector (not included), a 30W/5600K/CRI95+ LED modeling lamp and a convenient top handle. With a compact rectangular shape of 7.3"x8.3"x2.2"/185x212x55mm and only 4.94lb/2.2kg in weight, the Q4 is ideal for both outdoor photography and studio sessions 【TTL/Manual/Multi Flash Modes】Compatible with Canon E-TTL II, Nikon i-TTL, Sony TTL automatic flash system, Q4 has 3 flash modes: TTL, Manual and Multi (Strobe). Supports exposure compensation with flash; 1/8000s HSS (high-speed sync); manual output adjustment, modeling light, first/second curtain sync, strobe frequency up to 100 times (199Hz), S1/S2 mode, C.Fn custom settings and firmware update 【21.6V/56Wh Lithium Battery】The larger battery capacity provides 380 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 2 hours to fully charge 【Built-in Q 2.4G System & Masking Function】Works with QPRO triggers (not included) that feature 5 groups (A/B/C/D/E) and 32 channels for easy connection and Q transmitters (not included), fully compatible with TTL, and can be controlled from distances up to 328'/100m. Additional masking function helps subject and background exposed separately, convenient for subsequent embedding 【Bowens Mount Accessory】The widely used Bowens mount can connect the monolight to various light modifiers, such as reflectors, softboxes, snoots and beauty dishes. Package includes 1 x Q4 Strobe Flash, 1 x Modelling Lamp, 1 x Standard Reflector, 1 x Lithium Battery, 1 x Handle, 1 x Power Cable (US Plug) 1 x Power Adapter, 1 x Carrying Case Please note that you can only use the adapter/cable.

• 【Built-in Q 2.4G System & Masking Function】Works with QPRO triggers (not included) that feature 5 groups (A/B/C/D/E) and 32 channels for easy connection and Q transmitters (not included), fully compatible with TTL, and can be controlled from distances up to 328'/100m. Additional masking function helps subject and background exposed separately, convenient for subsequent embedding
• 【Bowens Mount Accessory】The widely used Bowens mount can connect the monolight to various light modifiers, such as reflectors, softboxes, snoots and beauty dishes. Package includes 1 x Q4 Strobe Flash, 1 x Modelling Lamp, 1 x Standard Reflector, 1 x Lithium Battery, 1 x Handle, 1 x Power Cable (US Plug) 1 x Power Adapter, 1 x Carrying Case Please note that you can only use the adapter/cable.

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