The Deauther Watch from DSTIKE (dstike.com) is a wristwatch built on top of an ESP2866 system on chip. In addition to telling time, it is capable of scanning for access points and stations, sending deauth packets, sending beacon packets and sending probe packets all on 2.4 ghz.

Pick one up at https://dstike.com/

For an easy way to detect Deauthentication and Dissassociation attacks, check out the DSTIKE Deauth Detector here:
   • DSTIKE Deauth Detector - detect when ...