The Antari CH-1 CinemaHaze is a 700 Watt CO2 Oil-Based Haze Machine featuring an almost zero working noise, perfect for filming or applications where silence is crucial, no pump or compressor comes built-in, extremely low fluid consumption, and a max runtime of up to 16 hours.The Antari CH-1 CinemaHaze is perfect for venues that need smooth haze effects and can produce fine particles with a very long hang time. The machine has universal power and can be operated between 110 to 240VAC. The CH-1 requires either CO2 or a Nitrogen gas cylinder to provide necessary pressure to produce haze properly. The CH-1 CinemaHaze comes with a hose which can be connected to a gas cylinder, but gas cylinder is not included and must be purchased from third party.