eg-0408

<!-- Product: Open Interval, with unit as UN/CEFACT Common Code -->
<div itemscope itemtype="https://schema.org/Product">
  <img itemprop="image" src="camera123.jpg" alt="" />
  <span itemprop="name">Digital Camera 123</span>
  <div itemprop="additionalProperty" itemscope itemtype="https://schema.org/PropertyValue">
      <span itemprop="name">Wifi range</span>: up to
      <span itemprop="maxValue">30</span>
<!-- Note: The UN/CEFACT Common Code for foot is FOT -->
      <meta itemprop="unitCode" content="FOT">ft.
  </div>
</div>

<!-- Product: Open Interval, with unit as UN/CEFACT Common Code to be added to the template -->
<div>
  <img src="camera123.jpg" alt="" />
  <span>Digital Camera 123</span>
  <div>
      <span>Wifi range</span>: up to
      <span>30</span>
      ft.
  </div>
</div>