https://trailerwatchdog.com
赞助Get notified of a dragging trailer brake or wheel bearing issue, before a catastrophe. Monitor your wheel bearing health and identify a wheel bearing or dragging brake issue.
Safety First · Trailer Axle Monitor · Long-lasting & Reliable · Unmatched Durability
Types: Travel with piece of mind, Axle temps and TPMS all, in a single pane.