WANSEN PT-16GY 1-to-4 Wireless Flash Trigger for Canon / Nikon Camera - Black
1. Advantages: - Reasonable size design convenient to use. - With 1/4" screw connector very stable. - Outside FM switch easy to adjust. - Receiver battery: 2 x AAA. - Stable hot shoe mount. - Compatible with Canon Nikon Sony etc. 2. Features: 30m effective operation distance strong anti-jamming capability; Launch head with 23A / 12V battery service life can up to 10000 times; Receiver battery: 2 x 1.5V-AAA battery.