Pixel RW221 N3 Wireless Timer Shutter Release Remote Control for Canon EOS 1Dseries,5Dseries,7Dseries,5D2,5D3,6D,50D,40D,30D,20D,20D,5DRS,6D2 1.Supports camera single shooting, 1S continuous shooting, BULB and delay shooting function. 2.Using FSK2.4GHz wireless control system, the remote distance can up to 100M+,there is no limit to the point, without strong light interference 3.Available to control different brands cameras and models by changing different camera connecting cable. 4.The receiver can be used for cable shutter 5.Powered-by AAA batteries. With advanced satin-finished process, it looks more fashionable and exquisite.