Rusty charging tabs on the back end of the robot?

(1) The robot shrapnel has the possibility of rusting when it comes into contact with water for a long period of time, which does not affect the charging function; if rusting occurs, you can use a dry rag to clean the rust spots on the surface, and you can continue to use it after cleaning it
(2) It is recommended that long-term users use a dry rag to clean the charging shrapnel once a month.