Hähnel MODUS 600RT MK II Speedlight for Sony wireless connectivity TTL, Manual & Multi Modes Quick lock hot shoe Built in 2.4GHz receiver transmitter

Powered by a Extreme Li-Ion Battery Fast recycle time of 1.5 sec (4x faster than AA power) Built-in 2.4GHz wireless receiver & transmitter Up to 600 shots at full power & Up to 1000 shots at 1/2 power TTL, Manual & Multi Modes