What happened to the decline of Canon flash?

There may be many reasons for the decline of Canon flash: insufficient battery power, aging flash bulb, damaged flash tube, etc.

1. Low battery power: If the battery power of the flash is low, the charging speed of the flash will be slow and the lighting effect will be poor. The solution is to replace the battery or charge it.

2. Flashlight bulb aging: If the flashlight is used for a long time, the bulb may age, resulting in poor lighting effect. The solution is to replace the new light bulb.

3. Flashlight tube damage: Flashlight tube damage can also lead to poor lighting effect. You can check whether there is any damage by disassembling the lamp tube, and you can buy the corresponding lamp tube to replace it when you need to replace it.

4. Poor contact of flash lamp holder: Poor contact of flash lamp holder will also lead to poor lighting effect. You can wipe the metal contacts of the lamp holder with an eraser, or try to replace the lamp holder.