Aerosol canister fits SeBreeze 9000 Metered Aerosol Dispenser (sold separately). Microtrans odor neutralizer breaks down and eliminates malodors. Contains 63% less VOCs per spray than a standard aerosol. Yields 9000 metered sprays. Lasts up to 180 days in programmable dispenser. Space for installation and service dates. 4 canisters per case.