Mcoplus MCO430N is a feature-rich flash for use on all hot-shoe mounted Canon cameras. It supports TTL, M, and multi modes and offers both manual and automatic zoom. Zoom ranges for this shoe-mount flash are 24, 28, 35, 50, 70, 80, and 105 mm. Multi-flash lighting application allows Mcoplus flash for Canon to be used as an inbuilt or top-mounted master flash. It can be wirelessly triggered from 20-25 meters indoors and 10-15 meters outdoors. Furthermore, the MCO430N vertically rotates a full 90 degrees for use with bounce feature. Specification: Circuit design: insulated gate bipolar transistor (IGBT) Guide NO. : 42 (ISO 100, 105mm) Flash mode : TTL, M, MULTI Wireless triggering distance: 20~25m indoor, 10~15m outdoor Vertical rotation angle: 0~90 degrees Horizontal rotation angle: 0~270 degrees Power supply: 4 x AA size batteries Lighting times: 100~1500 times Recycle time: appr. 4s Color temperature: 5600k Flash time: 1/200s ~ 1/20000s Flash control: 1/128 ~ 1/1, 22 levels of fine tuning External interface: hot shoe, PC port and eternal charging port Additional features: FEC, FEB, manual zoom, auto zoom Work for: For Nikon EOS cameras