Zoom flashlight changed to fixed focal length

1. Please make sure to turn off the flashlight when modifying.

2. According to the flashlight model used, you need to find the parts to adjust the focal length.

3. Some flashlights need to be disassembled to touch the focal length adjustment parts. Pay attention to safe operation, and disassemble according to the operation instructions or refer to professional technical guidance.

4. Rotate or slide the focal length adjusting part to the required focal length position as required.