Here are the steps to use an e-cigarette charger:
1. **Check the equipment**: Make sure your e-cigarette battery and charger are compatible.
2. **Prepare the charger**: Plug the charger into an electrical outlet and make sure it is powered.
3. **Connect the e-cigarette**: Connect the charging port of the e-cigarette to the charger. Usually, there is a USB port on the bottom or side of the e-cigarette.
4. **Observe the indicator light**: Many e-cigarette chargers have an indicator light, which usually lights up when the battery is charging, and may turn green or go out when it is full.
5. **Charging time**: Depending on the brand and model, the charging time may vary. Usually the charging time is between 1 and 3 hours.
6. **Disconnect**: After charging is complete, unplug the charger first, then unplug the charging cable from the e-cigarette.
7. **Store safely**: Make sure the charger is properly stored when not in use, avoiding humid or high temperature environments.
Precautions:
- Do not overcharge to avoid damaging the battery.
- Use original or certified chargers to prevent potential safety hazards.
- Do not place the e-cigarette on cloth or other flammable items while charging.
If there is any abnormality (such as heat or odor), stop using it immediately and check the device.