 "Canon - Speedlite 270EX II External Flash"@en-US
"Enhance the creative power of your digital camera with this external flash that features a wireless slave function and vertical bounce capability. The ultralight, compact design makes it an accessory that's easy to add to your camera bag."@en-US 
 "Canon ST-E3-RT Speedlite Transmitter"@en-US "Lighting - Page 4 | Come As You Arts"@en-US
"Canon Speedlite Transmitter ST-E3-RT 5743B002 Digital Camera Accessories"@en-US 