Add info about new entities for easyEnergy (#27091)

source/_integrations/easyenergy.markdown

@@ -47,6 +47,18 @@ prices for electricity that you use (buy) or return (sell). Every day around
 - Time of day when the price is highest
 - Time of day when the price is at its lowest
 - Percentage of the current price compared to the maximum price
+- Number of hours with the current price higher or lower
+
+Entities with the number of hours indicate how many hours there are with a price
+**above** or **below** the current hourly price. If we take the graph below as an example
+and it is 00:30, then there are 8 hours below the current price and 4 hours above the
+current price. With this information, you could switch devices at the X cheapest number
+of hours during the day.
+
+<p class='img'>
+  <img src='/images/integrations/easyenergy/pricegraph.png' alt='Screenshot showing energy price graph.'>
+  Example showing the energy price graph.
+</p>
 
 ### Gas market price