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Alzo Wireless Radio Shutter Release 300-feet range for CANON EOS Cameras
For CANON EOS SLR 1D Mark II N 1Ds 1Ds Mark II 5D 10D 20D D30 30D D60 D2000
300ft range with penetration through walls walls will reduce range
Supports Partial ShutterAF AE Continuous Drive and BULB mode
Selection of 1 of 16 channels to reduce possible RF interference
BATTERIES INCLUDED life of about 20000 actions