The newly retooled Haws 7501 compact portable eyewash is a 9-gallon (34.1 L) capacity gravity operated portable eyewash that supplies a continuous flow of water for a full 15 minutes at .4 gpm. This unit is a cost-effective solution ideal for locations without access to potable water, including temporary decontamination sites, temporary treatment facilities, and short-term job sites. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.