Details: REPLACES THE CANON RC-1 Compatible with Digital Rebel, Rebel XT, Rebel XTi, & More The PROMASTER wireless infrared remote control instantly triggers the shutter of your camera. A MUST HAVE accessory for anyone using a tripod. Perfect for taking pictures of subjects that are difficult to approach, or for close-up and time exposure photography. Helps to minimize vibration when using long telephoto lenses so you get much sharper pictures.