?<strong>Features:</strong> <br>This set is composed of a signal transmitter and 4 trigger receivers. <br>Universal hot shoe interface£¬ compatible for Canon£¬ for Nikon£¬ for Sigma£¬ for Olympus£¬ for Pentax£¬ etc. <br>Globally universal 433MHz frequency£¬ 16 channels. <br>With studio flash interface£¬ can trigger several kinds of studio flashes. <br>Transmitting distance up to 30M£¬ no limits with directions or angles. <br>1/4" nut can be connected with tripod or light holder to make flashlight safe and stable. <br>Energy-saving design with 12V 23A battery of transmitter and 2 * AAA batteries(not included) of receivers. <br>Comes with a PC sync cord for cameras. <br><br><strong>Specifications:</strong> <br>Brand: Andoer <br>Material: Metal + Plastic <br>Color: Black <br>Suitability: <br>-For Nikon SB-900£¬ SB-800£¬ SB-600£¬ SB-28£¬ SB-27£¬ SB-26£¬ SB-25£¬ SB-24;<br>-For Canon 580EX II£¬ 580EX£¬ 550EX£¬ 540EZ£¬ 520EZ£¬ 430EX/EXII£¬ 430EZ£¬ 420EX£¬ 420EZ£¬ 380EX;<br>-For Pentax AF-540 FGZ£¬ AF-360 FGZ£¬ AF-400 FT£¬ AF-240 FT;<br>-For Olympus FL-50£¬ FL36;<br>-For Sigma EF-500 DG Super£¬ EF-500 DG ST£¬ EF-430;<br>-For Sunpak Auto 2000DZ£¬ 622 Pro£¬ 433AF£¬ 433D£¬ 383£¬ 355AFm 344D£¬ 333D <br>Power of transmitter: 23A 12V mini battery <strong>(included)</strong> <br>Power of the receiver(AC): 2 * 1.5V AAA Alkaline Battery <strong>(not included)</strong> <br>Outdoor working distance: max. 30m / 90feet (open area£¬ no fraise) <br>Indoor operating distance: max. 25m / 75feet <br>Channel: 16 channels <br>Frequency: 433Mhz <br>Sync. Speed: Max.1/250s <br>Package Size: 13.5 * 10 * 4cm / 5.3 * 3.9 * 1.6in <br>Package Weight: 183g / 6.5oz <br><br><strong>Package List:</strong> <br>1 * 4-Channel Transmitter <br>4 * 4-Channel Receiver <br>1 * PC Sync Cord(2.5mm to PC) <br><br><strong>Note:</strong> <br>This trigger set do not support TTL function. <br>This item only includes the trigger set and sync cord.