【High Guide Number, Fast recycling Time】GN60@ISO100, 200mm, support M, Multi flash modes, support set-top, radio master mode, radio slave mode, wireless optical slave trigger mode(S1, S2), the zoom range is 20, 24, 28, 35, 50, 70, 80, 105, 135, 200mm 【Lithium Battery System】2000mAh large capacity lithium battery, the number of full power flash is up to 600 times, with built-in overcharge protection, short circuit protection, overheat protection circuit and Type-C direct-charging design, It takes only 1 second recycling time for full power output with fully charged battery. 【2.4G Wireless Flash Trigger】Fully compatible with YONGNUO radio transmission trigger signal of YN560IV, YN560III, YN650EX-RF, YN685 (II), YN685EX-RF, YN660, YN720, RF603 (II), YN560 TX (II), RF605, RF602. There are 16 channels available for choice, the effective trigger distance is up to 100m. 【Supports Radio Transmission Master and Slave Function】YN730 flash realizes 6-group Flash Control Function Easily. When used as a master control unit, the YN-730 strobe light can control the flash mode, brightness and focal length of up to 6 subordinate units. When used as slave unit, YN730 speedlite can receive the radio transmission trigger signal from Yongnuo YN730, YN560 IV, YN650EX-RF, YN685EX-RF, YN660, RF603 (II), YN560TX (II), RF605, RF602. 【Compatible】YONGNUO YN730 flash unit is compatible with DSLR and mirrorless cameras equipped with standard hot-shoe, such as: Canon, Nikon, Sony, Fujifilm, Pentax, Olympus. 【High Guide Number, Fast recycling Time】GN60@ISO100, 200mm, support M、Multi support 2 flash modes, support set-top, radio master mode, radio slave mode, wireless optical slave(S1, S2) trigger mode, the zoom range is 20/24/28/35/50/70/80/105/135/200mm 【Lithium Battery System】2000mAh large capacity lithium battery, the number of full power flash is up to 600 times, with built-in overcharge protection, short circuit protection, overheat protection circuit and Type-C direct-charging design, It takes only 1 second recycling time for full power output with fully charged battery. 【2.4G Wireless Flash Trigger】Fully compatible with Yongnuo radio transmission trigger signal of YN650EX-RF/YN720/YN685/YN685II/YN685EX-RF/YN650EX-RF/YN560IV/YN660/YN560III/YN560 TX/RF605/RF603/RF602, there are 16 channels available for choice, the effective trigger distance is up to 100m. 【Supports Radio Transmission Master and Slave Function】Realizes 6-group Flash Control Function Easily. When used as a master control unit, the YN730 can control the flash mode, brightness and focal length of up to 6 subordinate units. When used as slave unit, YN730 can receive the radio transmission trigger signal from Yongnuo YN730/ YN685EX-RF/YN650EX-RF/YN560 IV/YN660/YN560TX/RF605/ RF603/RF602. 【Compatible】YN730 is compatible with DSLR and mirrorless cameras equipped with standard hot-shoe, such as: Canon, Nikon, Sony, Fujifilm, Pentax, Olympus.