Works with any spare channel. EASILY Turn Lights, Smoke System, Bomb Drops, Plane Canopies On Or Off From Your Remote. Works Great With Our Light Bars. SMALL & Light: Weights Only 7 Grams & Is 30x13x3mm. SUPER SIMPLE Install Just Plugs Inline With The Item You Would Like To Control, No Setup Required. Just Make Sure In Your Radio The Throw For The Channel You Would Like To Control Is Set To +/- 100%