![SavvyLevel S4 & External Mount Box & External Wiring Kit & Black Jack™ Trailer Jack Bundle](http://savvylevel.store/cdn/shop/files/SavvyLevel_2024-07-05T15_31_15.744Z_700x700.png?v=1720193481)
SavvyLevel S4 & External Mount Box & External Wiring Kit & Black Jack™ Trailer Jack Bundle
SavvyLevel and Black Jack seamlessly work together to provide the easiest levelling solution for caravanners.
SavvyLevel S4 + External Mount Box + External Wiring Kit + Black Jack, BJTJ-1001: this bundle suits external installation, providing wiring installation parts and an external mounting box for placing SavvyLevel on the A-frame.
How can I know that I need to externally mount it?
1. I have a heavily metalized Caravan that does not allow the Bluetooth signal (if mounted internally) to reach the tow vehicle - if unsure use the 9V battery adaptor to test.
2. I prefer to mount it externally due to wiring or other reasons.