Accurate Monitoring Tool for precise crack evaluation Clear grid layout on acrylic provides precision markings to support detailed crack evaluation consistently and facilitate accurate crack monitoring. Efficient Monitoring Solution The simple analog design detects horizontal and vertical movements with accuracy, delivering longterm stable readings. Detailed Crack Analysis Two removable pins enable adaptable positioning, and the cursor movement is visible on the chart for precise updates. Comprehensive Crack Tracking Tracks wall cracks with manual 2D measurements, capturing progressive changes effectively while maintaining steady observation. Key features and benefits Material: acrylic with a clear grid for easy reading and marking Function: supports detailed crack evaluation and consistent monitoring Performance: accurate detection of horizontal and vertical movements with long term stability Adaptability: two removable pins allow flexible positioning and setup Visualization: cursor movement is visible on the chart during use for real time updates 23 practical use scenarios Construction and renovation monitoring: track crack behavior during plastering or masonry work to assess stability and need for intervention Post event assessment: observe crack growth after seismic activity, heavy loads, or weather exposure to guide maintenance decisions Building maintenance and QA: conduct routine 2D crack measurements to document progressive changes over time for older structures