RF-603C II Wireless Remote Flash Trigger C1 Replacement for Canon 60D 350D 450D 500D 550D 1000D

The new RF-603 II is improved version of RF-603, it is a remote shutter release as well as a multi-functional flash trigger which can synchronously trigger flashes and studio strobes., Through the transceiver based system each item can be used flexibly as trigger or receiver., Only 2 AAA batteries are required as power source for each item., The 2.4GHz wireless frequency is suitable in most countries and guarantees high speed, distance and stability. Within capacious areas, the remote control distance may reach to 100m., The synchronization speed can reach to 1/320, depending on the situation.