1. The spirit level tool
is a precision optical instrument. Correct and reasonable use and storage play a great role in the accuracy and service life of the instrument
2. Avoid direct sunlight and dismantle the spirit level tool
3. If the spirit level tool
fails, it shall be repaired by someone familiar with the instrument structure or the repair department
4. Each fine adjustment of the spirit level tool
should be turned gently without excessive force. Do not touch the lens and optical film by hand
5. After each use, the instrument shall be wiped clean and kept dry.