Are you searching for a studio flash trigger to replace your broken or old one? This studio flash trigger is what you are looking for and can be used as the controller of synchronous trigger studio flash of cameras. With fast sync speed， it is sensitive and easy to use. Featuring superior material and fine workmanship， it is durable and reliable enough for long-term use. In addition， this studio flash trigger is lightweight and small. It is a must-have device for each professional photographer. Don&acute;t hesitate to buy it for your camera now!                                    Features            Ultra-high reliability， for the vast majority of flashOpen areas up to 30 meters from the line control， high sensitivityThe remote trigger for studio flashes and outdoor flash is used as the controller of synchronous trigger studio flash of camerasIt consists of a transmitter and a receiver， works by means of the frequency modulation wireless remote controlTransmitter design for standard hot shoe mountLED diagnostic indicators on both transmitter and receiverThe output socket has two size are 6.35mm and 3.5mm16 control channel                                                            Specifications            Power Supply of The Receiver    2 x AAA battery    <br>Power Supply of The Transmitter    23A 12V lithium-ion battery    <br>Outdoor Operating Distance    ≦30M    <br>Indoor Operating Distance    ≦20M    <br>Frequency Channel    16    <br>Synchronous Speed    1/200sec    <br>Synchronous Socket    Φ6.35mm / Φ3.5mm    <br>Frequency    433 MHZ    <br>Receiver Dimensions    3.03\" x 1.26\" x 0.79\" / 7.7 x 3.2 x 2 cm(L x W x H)    <br>Transmitter Dimensions    2.36\" x 1.57\" x 0.55\" / 6 x 4 x 1.4 cm(L x W x H)    <br>Weight    131 g / 4.62 oz    <br>Color    Black    <br>Compatible with    Nikon Canon Pentax Olympus etc    <br>                                                            Package Includes            1 x Signal Transmitter1 x Receiver1 x Sync Wire Cable1 x 3.5mm Output Socket1 x User Manual