1. Screw the CHARGING LED BULB 9 WATT into a standard E26/E27 socket.
2. Ensure the power supply is connected and switch on the bulb using the light switch.
3. To charge your device, plug the USB cable into the USB charging port on the bulb.
4. Avoid touching the bulb while it is in use or immediately after use, as it may be hot.
5. For optimal performance, use the CHARGING LED BULB 9 WATT in well-ventilated areas and avoid exposure to moisture.