Yongnuo YN-622N i-TTL Wireless Flash Transceiver & TX Controller Kit for Nikon Integrated Circuits (ICs) 3V version

3V version

SparkFun carries two inverters

You will need to remove the XBee module while reprogramming over serial

This button has a great tactile

2x Front Motor Mount

Yongnuo YN-622N i-TTL Wireless Flash Transceiver & TX Controller Kit for Nikon Integrated Circuits (ICs) 3V versionCompatible with Nikon i TTL Frequency: 2. 4 GHz Range: 328' TTL, Manual, and Multi Flash Modes 7 Channels, 3 Groups Transceiver with Hot Shoe & PC Sync Port LCD Screen, AF Assist Beam High Speed and 1st and 2nd Curtain Sync USB Port for Firmware Updates Each Device Runs on 2 AA Batteries Get started with advanced wireless flash control by picking up this YN 622N i TTL Wireless Flash Transceiver & TX Controller Kit from Yongnuo , which bundles together