Alzo Digital Wireless Radio Shutter Release for Canon Rebel & Pentax DSLR Camera

This wireless radio-controlled shutter release with mini 2.5 mm TRS connector has a 300 feet range with penetration through walls. The 4 position switch allows for the selection of 16 channels to reduce RF interference. Supports partial shutter AF and AE, continuous drive and bulb mode; bi-color LED on transmitter indicates partial and full shutter. Includes a tiny receiver with power switch and auto power save and 2 diagnostic LEDs: red for power on/off and bi-color reflects transmitter action. Batteries included, with life of about 20,000 actions. Note: Canon PRO EOS cameras use the Alzo wireless shutter release with the 3-pin connector.