Please pay close attention to this Wansen DC-04 4 Channels Wireless Radio Flash Trigger Set Transmitter for Strobe， a special trigger device for daily shooting! It is quite convenient and practical; featured with power-saving， excellent protection and ultra-low pressure transmitter. It gets4 channels to satisfy different indoor working environment requirements. Supporting wireless remote system， this item will show its powerful function What is more， it is easy to install， you can operate it by yourself. Great for studio or outdoor shooting; it must never let you down! Just take actio now!                                    Features            Make photos much more beautifulWith ultra-high reliability， it is suitable for the vast majority of flashesDurable and portable， it can be used for a long timeIt is used as the controller of synchronous flash trigger for studio and outdoorIt is a good assistant for youIt can provide bright shooting angle4-channel design controls channels without disturbing each otherThe transmitter is designed for standard hot shoe mounting                                                            Specifications             Brand     Wansen    <br> Model     DC-04    <br> Color     Black    <br> Material     ABS    <br> Quantity     1Set    <br> Compatible Brand     Nikon， Canon etc.    <br> Compatible Models     Universal    <br> Effective Distance     30m    <br> Wired/Wireless     Wireless    <br> Receiver     1Piece    <br> Channel     4    <br> Sync Time     1/250s    <br> Working Frequency     433M    <br> Working Voltage      3V    <br> Battery Model     AAA    <br> Battery Included or Not     No    <br> Remote Controller Battery     Number1    <br> Weight     2.33oz / 66g    <br> Dimensions     (3.15 x 1.46 x 0.79)" / (8 x 3.7 x 2)cm (L x W x H)     <br>                                                             Package Includes            1 x Transmitter<br>1 x Receiver (60cm Cable)<br>1 x Connecting Cable (30cm)<br>1 x 6.35 Connector<br>