Overlanding · 4×4 · Camping

Practical know-how for life off the pavement.

Guides on 12V power, gear, vehicles and camp food for people who build and travel in their own rigs.

12V12V Power & Battery CalculatorSize your battery, solar and DC-DC charger in a minute.Open tool →

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Power & electrics

Free tool

How big should your house battery be?

Add your fridge, lights and heater. The calculator sizes your battery, solar and DC-DC charger.

  • Lithium & AGM
  • Solar break-even
  • DC-DC charger size