Includes: Wireless Camera Flash Trigger and Camera Remote Control Function (1 Transmitter, 2 Receivers) + shutter cable for Nikon + studio light cable + 3.5mm-6.3mm adapter + 23A battery + AAA alkaline battery Working distance up to 30meters, 16 channels, the max. flash synchronization speed is up to 1/250s JJC flash trigger is a wireless remote shutter release as well as a multi-functional flash trigger which can synchronously trigger flashes speedlite and studio strobes.Supports firing multiple flashes at the same time. Receiver suits for flash such as Canon 600EX, 600EXII, 580EX II, 580EX, 540EZ, 520EZ, 430EX II, 430EX, 430EZ, 420EX, 420EZ, 380EX, Nikon SB-910, SB-900, SB-800, SB-600, SB-28, SB-27, SB-26, SB-25, SB-24, Olympus FL-50R, FL-50, FL-36R, FL-36, Pentax AF-540 FGZ, AF-360 FGZ, AF-400 FT, AF-240 FT,AF-200FG, Sigma EF-530 DG Super, EF-500 DG Super, EF-430, Vivitar 285HV, 283, DF-400MZ, DF-340MZ, Metz 36AF, 48AF, 58AF Compatible with Nikon Z6/ Z6 II/ Z7/ Z7 II/ D3300/ D5500/ D5600/ D5300/ D750/ D7200/ D7500/ D7100/ D7000/ D5200/ D5100/ D5000/ D3200/ D3100/ D610/ D600/ D90/ DF/ P7700/ P7800