Caravan Water Tank Flow Rate Bluetooth Gauge in-line Sender with 12v adaptor H2F

Manufacturer Number: H2F-BT12VES

$150.70
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All information including quantity remaining (in litres) percentage remaining, programmed tank size, approximate battery state and refresh button are all displayed on the main screen.

Topargee H2F-BT12 Bluetooth Water Tank Gauge w/ 12V Adaptor

iOS and Android


Customers have been asking for a Bluetooth model for a number of years now, the wait is over, we do listen. This new model is available now for IOS users and Android.

All information including quantity remaining (in litres) percentage remaining, programmed tank size, approximate battery state and refresh button are all displayed on the main screen. There is no need for an internet connection and as long as you are within about 5 meters you can check the number of litres left in your tank. 

Apps can be downloaded to multiple devices as all amounts and settings are stored in the Bluetooth module.

Installation is extremely easy, there is no display to fit and there are no fittings in the water tank.  The sender is fitted to the water line and plugged into the Topargee H2F-BT12 Bluetooth module, download the App and you are ready to go. 

The module is powered by two AA batteries.

Breakthrough Design for the RV and Marine Industries

  • Takes all the guesswork out of your water supply.
  • Displays number of litres left in your water tank.
  • Stop wasting fuel by filling up unnecessarily.
  • Know how much is used for washing, showers etc.
  • Know your daily water usage in litres.
  • Essential for bush/ free camping.
  • Fitted in the waterline, nothing is fitted to water tanks.
  • One unit can be used for any number or size tanks.
  • Displays in gallons or litres.
  • It can be used in alongside your current system to accurately know your capacity and usage
  • Battery operated (optional 12 volt adaptor available)

  • Takes all the guesswork out of your water supply.
  • Displays number of litres left in your water tank.
  • Stop wasting fuel by filling up unnecessarily.
  • Know how much is used for washing, showers etc.
  • Know your daily water usage in litres.
  • Essential for bush/ free camping.
  • Fitted in the waterline, nothing is fitted to water tanks.
  • One unit can be used for any number or size tanks.
  • Displays in gallons or litres.
  • It can be used in alongside your current system to accurately know your capacity and usage

What's in the Box?

  • 1x Topargee H2F-BT12 Bluetooth Water Tank Gauge w/ 12V Adaptor
SKU H2F-BT12VES-2
Model # H2F-BT12VES
Brand Topargee
Shipping Weight 0.4000kg
Shipping Width 0.110m
Shipping Height 0.070m
Shipping Length 0.100m
Shipping Cubic 0.000770000m3

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