Hähnel Modus 600 RT Mark II Wireless Kit SonyThe Hähnel Modus 600 RT Mark II flash is the successor to the Modus 600 RT. Like its predecessor, this is a powerful speedlight flash powered by an external Li-Ion battery, good for 600 flashes at full power. New features include the quick-lock hot shoe for quick and reliable attachment and the easy lock function that allows you to rotate the flash 90 degrees. This Hähnel Modus MK II Kit is compatible with Sony. The built-in receiver-transmitter function lets you control multiple flashes from these brands, as well as foreign-brand TTL flashes from the likes of Metz, Sigma and Nissin. Included in this kit are the Modus 600RT Mark II flash unit, the Viper TTL Transmitter, a Hähnel HLX-MD1 Extreme Battery, an MD1 USB charger, 2 AA batteries and a USB cable.Versatile flash for SonyWith the Hähnel Modus 600 RT Mark II flash you can continue to use all flash functions of your camera system. The flash unit works with TTL systems, but Manual & Multi Mode functions are also available. As this flash unit allows you to control multiple flashes and flash groups, the creative possibilities are endless. From model photography to macro photography, the Hähnel Modus 600 RT Mark II gives you a user-friendly and powerful light source!High-quality flash performanceThis Hähnel flash guarantees high performance: guide number 60 at ISO 100 at 200 mm and, thanks to the included Hähnel Extreme Li-Ion battery, the Modus RT II has a lightning-fast recycling time of just one and a half seconds! The flash supports High-speed sync up to a shutter speed of 1/8000 second, flashes on the second curtain, slow-sync, strobe and flash exposure correction and can be used as Master or Slave. With the zoom head from 20 to 200mm (fullframe), you can automatically or manually light any subject perfectly.Viper TransmitterThe Hähnel Viper TTL Transmitter is an all-round wireless flash trigger and supports all flash functions controlled from the camera , such as TTL sync, flash exposure correction and sync on the second shutter curtain. The Hähnel Viper TTL runs on AA batteries, is user-friendly and supports original Canon, Nikon, Fujifilm, Sony and MFT flash units and a limited number of foreign-brand TTL flash units. You can control up to three different groups of multiple receivers with a single Viper TTL transmitter. Thanks to strong DCM (Digital Channel Matching) 2.4GHz wireless transmission, the Viper TTL has a range of more than 100 metres, ensuring reliable triggering of your flash. Digital Channel Matching also provides assurance that your TTL channel will not interfere with other wireless applications within the Viper TTL's range.Practical TTL flash triggerThe practical Hähnel Viper TTL Wireles Flash Trigger is clearly designed for use in the studio as well as outdoors. The Viper TTL transmitter is equipped with a clearly readable display and you set it using the four buttons on top of the trigger and the handy dial on the back. The Trigger can handle TTL flash systems. You can thereby use all flash functions of your camera system. Very handy is the possibility to combine this trigger with the Hähnel Tuff TTL receivers or the Captur receivers. Of course it is possible to combine the trigger on the camera with a speedlight, which is why Hähnel has fitted a fully functional hotshoe on top of the trigger. A Mini USB connection allows optional external power and firmware updates.