diff --git a/Hardware/microrusefi/Hardware-microRusEFI-wiring.md b/Hardware/microrusefi/Hardware-microRusEFI-wiring.md
index e9961780..b3d28809 100644
--- a/Hardware/microrusefi/Hardware-microRusEFI-wiring.md
+++ b/Hardware/microrusefi/Hardware-microRusEFI-wiring.md
@@ -30,8 +30,8 @@ Each pin has a *Type ID*, which can be used to look up in the following tables w
 | 12 | **Ignition 4**   | ign     | Ignition 4                                     |
 | 13 | **GP out 6**     | gp_high | Alternator (see JP2 jumper note)               |
 | 14 | **GP out 5**     | gp_high |            (see JP2 jumper note)               |
-| 15 | **USB D-**       | usb     | USB white wire                                 |
-| 16 | **USB D+**       | usb     | USB green wire                                 |
+| 15 | **USB D-**       | usb     | USB white wire https://youtu.be/4v2VnP-YdlQ                                |
+| 16 | **USB D+**       | usb     | USB green wire https://youtu.be/4v2VnP-YdlQ                                |
 | 17 | **GND**          | sgnd    | Signal GND                                     |
 | 18 | **AN Temp 1**    | at      | CLT sensor                                     |
 | 19 | **AN Volt 4**    | av      | **Starting from version 0.5.0 this pin can be used as 5V input for USB connection through main connector (No need to open case to access micro-USB connector)** |