More from Amazon.com : http://www.amazon.com/gp/product/B00946VPBY?tag=purrfectcatdi-20 <br /> <br />Aokatec AK-TTL(TX RX) Radio Wireless TTL Flash Trigger Kit for Nikon Canon Pentax DSLR cameras <br /> <br />Radio Wireless TTL 110 meter 360 ft no direct line of sight needed <br />High-Speed Flash up to 18000 Ratio lighting control <br />Trigger multiple flashes simultaneously High-Speed Flash for studio flash <br />Dimension 17 W x 27 H x 1 D 430 W x 685 H x 255 D mm Weight 12 oz 37g excluding battery <br />Battery Life Approx 30 hours continuously 2 AAA batteries
