diff --git a/shoppinglist_ca.md b/shoppinglist_ca.md
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--- a/shoppinglist_ca.md
+++ b/shoppinglist_ca.md
@@ -2,6 +2,6 @@
 
 * RaspBerry Pi 3: https://amzn.to/2NDLD31
 * Micro SD-Card 32GB: https://www.amazon.ca/Samsung-Endurance-Micro-Adapter-MB-MJ32GA/dp/B07DTFRNRJ
-* Power: https://amzn.to/2NCdCju
+* Power >=3A: https://www.amazon.ca/dp/B07MC7B9X3 (quality power supply is important)
 * 1TB Hard Drive: https://amzn.to/2NF0lqj
 * LCD-Display + Case + Pen: https://amzn.to/2GWx3D8