Andoer Godox FT-16 Wireless Power Controller Remote Flash Trigger for Godox Witstro AD180 AD360 Speedlite Flash Canon Nikon Pentax Camera 16-selectable flash groups. Wireless triggering of flashes. 50 meters above the regulation distance, maximum sync speed of 1 /250 sec. Switch the on-or-off of the modeling light or AF-assist beam, & buzzer. Supports two power display mode ( 5.0-10.0 or 1/1-1/128 ). Receiver Mini compact flash powered, no batteries. Large LCD display.