1. Before use, please check whether the voltage is correct, excessive power may cause the power supply to catch fire.　　

2. When the displayed time is very different from the actual time (measured by comparison with the standard time), the parts of the circuit board cannot be adjusted at will.

3. When the light does not turn on during use, please check whether the lamp tube of the machine is in good condition.　　

4. Do not place it in a damp place to prevent leakage of electricity.　　

5. Do not rinse directly with water to prevent leakage.　　

6. It is forbidden to put alcohol, adhesives and other volatile substances and acidic substances in the machine to prevent accidents.　　

7. Do not use flammable materials near the machine to prevent accidents.　　

8. Please put the samples into the machine carefully.

Anti-Yellowing Aging Test Chamber: https://..........com/pid18322779/Anti-yellowing-Aging-Test-Chamber.htm

If any questions about testing chamber,please feel free to contact us to know more!

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