Specification: 1. Our Aluminum can sprayer is ideal for using in lubrication, anti-rust, etc. 2. It is 2 function designed for easy to operate. The long type nozzle is suitable for narrow and difficult space spray. 3. It can be refilled pressure with universal adapter for easily to stuff air pressure. 4. Provided with the safety valve on the air inlet setting: pre-setting for 90 Psi(6.3Bar), and the exceed pressure will be release automatically. 5. The material of canister is Aluminum for long life use. 6. Max capacity is 650 c.c. Warning: Please do remember not to use with strong chemical or corrosive fluid.