1. Charging time: 2.5-3 hours
2. For the first time, use the search after full charge
3. After each charge, you can fire 50-70 smoke
4. Do not touch the heating wire
5. Can not use cigarette lighter when charging
6. Keep it out of the place where children are not easy to get
7. Please do not open the cigarette lighter to replace the battery
8. Please do not use electric objects to clean up the wire
9. Do not store the cigarette lighter in a strong static and magnetic field
10. Do not expose the cigarette lighter to direct sunlight, moisture, corrosive environment
11. Do not expose the cigarette lighter to moisture, water or other liquid
12. Blow off the ashes that falls on the heating wire
13. Please fully charged after storage