For
water,
fuel or holding
tanks that don’t have level monitors, this is a
plug and play system that detects tank level using an external
sensor. Comes with its own simple red/green display, and includes Bluetooth to
monitor from companion smartphone app. Extra 3M
adhesive pads for
sensor.
Two available: one used a few seasons and one brand new still in the box.
Asking
price for used unit: $75 plus
shipping (retails ~$200)
Asking
price for brand new one: $150 plus shipping