1. Do not use the trimmer capacitor under atmosphere of RTV silicone rubber (Room Temperature Vulcanizing Silicone Rubber) except Acetone liberating silicone sealant. 2. Before using trimmer capacitor, please store under the condition of -10 to +40 degree C and 30 to 85%RH. 3. Do not store in or near corrosive gasses. 4. Use within 6 months of delivery. 5. Open the package just before using. 6. Prior to storing previously opened packages, the packaging should be heat-sealed. Avoid using rubber bands for repackaging. 7. Do not store under direct sunlight. 8. Do not use the trimmer capacitor under the conditions listed below. (1) Corrosive gasses atmosphere (ex. Chlorine gas, Hydrogen sulfide gas, Ammonia gas, Sulfuric acid gas, Nitric oxide gas, etc.) (2) In liquid (ex. water, oil, medical liquid, organic solvent, etc.) (3) Dusty / dirty atmosphere (4) Direct sunlight (5) Static voltage nor electric/magnetic fields (6) Direct sea breeze (7) Other variations of the above