diff --git a/hardware.md b/hardware.md
index 032102e..c69376d 100644
--- a/hardware.md
+++ b/hardware.md
@@ -21,4 +21,5 @@ This is a surprisingly straight forward project that has minimal in the way of h
   * The Sandisk Ultra Fit USB disks are great options and work well with the Raspberry Pi boards
 * 1x micro sd card
   * Must be **at least** 16Gb. The base install of software consumes almost 8Gb of storage, you'll want more than 8Gb to properly buffer updates and upgrades
-* Power supply (at least 3A to avoid voltage issues)
+* Power supply (at least 2.4A to avoid voltage issues)
+  * We have used the [Anker PowerPort II 2](https://www.anker.com/products/variant/powerport-ii-2/A2027121) successfully