Plug it into your receiver and you instantly have an on/off switch controlled by a spare channel on your radio.
The Turnigy switch will complete a circuit when the variable radio channel passes 50%. Or, connect it to an AUX channel for an instant ON/OFF switch!
Ideal for Smoke Units, and can also be used for custom lighting, sound or other effects projects, remote glow igniters, or remote starter motors. The possibilities are endless!
To Install for use with a Smoke Unit:
Turnigy Switch-One Red lead goes to the battery. The other Red lead goes to the Smoke Unit. The Black Lead goes directly from the battery to the smoke unit. The Turnigy Switch plugs into the AUX channel on the receiver! 
Specs:
Maximum throughput : 10A / 30V
Weight: 7G