The PMI SmokeGENIE SMC Extension Tubing Kit gives you event more precision when using in conjunction with props, table top and macro photography. The PMI SmokeGENIE SMC Extension Tubing Kit allows you to divert and split the output of the SmokeGENIE through multiple tubes to give you up to 4 outputs to be placed in and around your desired objects, giving a more even coverage or output exactly where you need it.