Powerful compact and equipped with a 2. 4GHz Air radio receiver for wireless slave TTL functionality the i60A Flash from Nissin will fulfill the needs of many professional lighting setups. Compatible with all cameras depending on the fit selected featuring TTL the i60A will have full support for all automatic flash functions. It is rated with a guide number of 197 at ISO 100 and the 200mm setting and has a zoom head with a total range of coverage from 24-200mm. It can be expanded to 16mm with the built-in diffusion panel. Hybrid stillsvideo shooters can benefit from this flash as well thanks to a built-in LED video light for constant illumination. Operation is crystal clear due to rear dials and a color LCD screen to view and change settings. Full bounce capabilities are available with tilt upwards 90 and the ability to rotate left or right 180. Multiple sync features can expand your creative possibilities with slow high-speed first second curtain sync. It is fast with a recycle time of 0. 1-5. 5 seconds using either 4 AA batteries or an external HV power pack.