Outdoor operation distance: ≤30 meters in open spaceIndoor operation distance: ≤20 meters in open spaceSync speed: 1/200sTransmitter power: 1*12V 23A li-ion battery (included)Receiver power: AC 100-240V, 50-60Hz (cable length 16cm)How to use:Attach the transmitter onto the camera hotshoePlug the receiver"s cable terminal into flash strobe power socket & AC power socket separatelySet the same channelsTurn on the power for instant using
