1) 12V working voltage will not damage any digital cameras 2) Multi selections to avoid interference from other systems 3) Synchronization time is about 1/400 second 4) Sender and receiver made from high rigidity plastic 5) Battery life is at least 6 months 6) Reliable wireless triggering function in all conditions 7) An ideal tool to control the synchro output of the flash 8) No delay on continuous triggering to suit fast shooting 9) Low maintenance cost 10) Suit any low voltage and current triggering flash system