Spray can with compressed air to easily remove dust from the most difficult to reach places. With special nozzle for all precision work. 100% Ozone friendly. Contents: 100% butane/propane. Diameter 6.5 cm. DANGER. Extremely flammable aerosol. Container under pressure. Protect from the sun and do not expose to temperatures higher than 50 degrees Celsius. Do not pierce or burn, even after use. Highly flammable: Do not spray toward flame or glowing object. Keep away from sources of ignition. No smoking. Do not inhale gas directly. Keep out of reach of children.