节能吸顶灯说明书　高手来帮帮忙吧

User, here is a translation of the instructions for the energy-saving ceiling light:

To the user:
Thank you for your purchase! Please read the instructions carefully before installation and use.

Warnings:
1. Please strictly follow the instructions for installation. Improper installation may cause accidents such as falling or electric shock.
2. Do not modify or replace parts of the lamp at will to avoid damage, falling, or electric shock.

Precautions:
- The power supply should not exceed the specified range (rated voltage 240±10%, frequency 50Hz). The lamp may be damaged prematurely if it works for a long time under non-rated voltage range.
- Do not install the lamp on a slope, a vertical wall, an unstable ceiling, or a weak ceiling. The lamp is designed for ceiling installation.
- Do not install it above high-temperature objects. Do not install it directly above stoves, gas appliances, or exhaust pipes to avoid damage.
- Do not use it in parallel with a dimmer. This lamp is not dimmable, so do not connect it to a dimming controller to avoid malfunction.
- To ensure safety, please entrust professionals to repair and check the lamp. Non-professionals may cause danger during the construction process.
- When abnormal phenomena occurs with the lamp, promptly cut off the power supply and contact the sales store. When repairing the lamp, confirm the model number by checking the label on the product.

Parts names and installation methods:
Note: Please turn off the power supply before installation to avoid electric shock!

- Base installation:
Take out the lamp from the packaging and rotate the retaining clip counterclockwise to remove the lampshade. Use three screws to install the base on the reinforced part of the ceiling.
1. If the lamp is unstable, it is recommended to install it firmly in the auxiliary installation hole.
2. If the installation is not secure, the lamp may fall and cause damage.
3. Pass the power cord through the power cord hole before fixing the base.

- Installation of lamp tube:
Hold the part of the lamp tube with material and insert it into the lamp holder by aligning the two copper needles with the four holes of the lamp holder. Be careful not to use excessive force.

- Lampshade installation:
Insert the lampshade into the base and rotate the retaining clip clockwise until it clicks into place. Securely fix the positioning screw. Improper installation may cause the lampshade to fall off.