Bulb difference:
1. Non-dimming style: 3W LED, warm light, fixed brightness
2. Dimming style: 5W LED, warm light, three-level dimming
3. Remote control style: 7W LED, stepless dimming (10%-100%), three light color adjustments (white, warm, natural)

Installation Method:
1. The black circle rotates and twists out
2. Put the lampshade on the iron frame
3. Rotate and twist the black circle to fix the lampshade
4. Put in the bulb

Note:
1.Please do not adjust the copper in the interface
2.The copper plate of the lamp holder is pressed down and the other is vertical, which is a normal structure (positive and negative)