Wireless backup camera install

[drm-KEY]

Installing Yakry wirelessBackup Camera on Arcadia Select 5th wheel that is already prewired. My question is the 2 RV wires one is green the other is white, which is negative and positive? The Yakry camera is 2 wires one red the other black not sure which is positive or negative Thanks in advance

 

[chuckster57]

RV- white is negative
White with green stripe is positive

Camera- red is positive
Black is negative

 

[drm-KEY]

Thank you sir