diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 # fake_keyboard
 A random word inserter for Arduino Micro/Leonardo
+
+I bought one of these:
+https://www.aliexpress.com/item/Beetle-Virtual-Keyboard-BadUSB-Pro-Micro-ATMEGA32U4-Module-Mini-Development-Expansion-Board-For-Arduino-Leonardo-R3/32845916898.html?spm=a2g0s.9042311.0.0.56b74c4dBEKZ7C
+