1. if using gasoline, the ambient temperature should not exceed 45 degrees Celsius, not Use under the sun. 2. when pumping gasoline, it should not be used in a closed environment. When using it, keep away from open flames, do not play mobile phones or make phone calls. 3. If the oil pump leaks during use, stop using it immediately. 4. When using, place the oil on the ground with iron drum to avoid static electricity and can not be exported. 5. When using gasoline, please use the corresponding special oil pipe, anti-corrosion and anti-static. 6. the wiring connection points should be wrapped with insulating tape to avoid sparks., Manufacturer: CFWWSAQ