Brand: Meike - Model: MK-431-N - Quantity: 1 - Color: Black - Material: Plastic housing - Compatible Camera Brand: Nikon - Compatible Models: Nikon D4X / D4 / D800 / D700 / D7000 / D600 / D3100 - LED Quantity: 2 - Color Temperature: 5600lm - Color Temperature: 250k - Light Angle: 0~270 degrees (horizontal) / 0~90 degrees (vertical) - Power Supply: 4 x AA (alkaline / Ni-MH not included) - Working Voltage: 6V - Power: 9W - TTL flash with large guide number: GN43 ISO100 105mm which reaches the level of the mainstream hot shoe flashes supports TTL / M / Multi mode - Supports Multi-flash lighting application (S1 / S2 mode) - Recycle time only 3 second - Manual setting the flash head zoom position and auto zoom - Supports TLL: Exposure compensation - Supports front curtain synchronous - 2.2" LCD display - Packing List: - 1 x Meike MK-431 speedlite - 1 x Mini stand - 1 x Protective bag - 1 x Chinese / English user manual