Property, plant and equipment consisted of the following at December 31, 2025 and 2024:

 

  

Estimated

Useful Life

  December 31, 2025   December 31, 2024 
Office furniture, fixtures, equipment, and aircraft  3-20 years  $437,515   $743,853 
Warehouse and production equipment  3-7 years   482,153    237,141 
Demonstration and tradeshow equipment  3-7 years   77,791    77,791 
Building improvements  5-7 years   22,648    12,185 
Total cost      1,020,107    1,070,970 
Less: accumulated depreciation and amortization      (617,881)   (732,409)
              
Net property, plant and equipment     $402,226   $338,561 

Historical Timeline

Fiscal YearFiled
2025Apr 13, 2026Showing above
2024May 2, 2025
2023Apr 1, 2024
2022Mar 31, 2023
2021Apr 15, 2022

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.