<p><b>Note: PT-16/PT-16NE can not work with any other flash trigger.</b> <p><b>Suitable for:</b> <p>Canon SpeedLite 580EX II, 580EX, 550EX, 540EZ, 520EZ, 430EX/EXII, 430EZ, 420EX, 420EZ, 380EX <p>Nikon SpeedLight SB-900, SB-800, SB-600, SB-28, SB-27, SB-26, SB-25, SB-24 <p>Yongnuo YN-460II YN-468 YN-560 YN-462 YN-465 YN-467 <p>Olympus FL-50, FL36 <p>Pentax AF-540 FGZ, AF-360 FGZ, AF-400 FT, AF-240 FT <p>Sigma EF-500 DG Super, EF-500 DG ST, EF-430 <p>Sunpak Auto 2000DZ, 622 Pro, 433AF, 433D, 383, 355AFm 344D, 333D <p>Vivitar 285HV (Older Vivitar 285/283 works only with PC sync) <p>Other flash models with a trigger voltage of 12V or lower <p>Work with flash units using universal hot shoe like Nikon, Sigma, Olympus, Pentax (except SONY as they use a special hot shoe) <p>Battery for transmitter: 23A-12V mini battery <p>Battery for receiver: AAA alkaline battery <p>Largest work distance: ≤30m <p>Work frenquency: 433MHz <p><b>Package Contents:</b> <p>1x 16 Channels Transmitter <p>1x Receiver <p>1x PC Sync cord for camera