DM-04 433MHz 4 Channel Studio Flash Trigger Transmitter Receiver Kit (1 x 23A/12V)
Color: Black - Plastic case material - Channel: 4 - Transmitters powered by 1 x 23A/12V battery (included) - AC Voltage: 100~240V - Indoor working distance: >/= 25M - Synchronizing speed: 1/200 sec - Radio frequency: 433Mhz - Suitable for Canon / Nikon / Pentax / Panasonic / Olympus (not for Sony) etc. - Accessories: - 2 x 3.5mm adapter - 1 x PC to 2.5mm cable (26cm) - 1 x Chinese/English manual