Reviews · Wiring guides · Power math
Truck & RV electronics, tested for life on the road
Honest reviews and step-by-step DIY guides for RV solar, lithium batteries, Starlink, truck GPS and dash cams — with the real watt math, so you buy once and wire it right.
- 58 in-depth guides
- Parts lists & wiring steps
- Updated October 2026
Editor’s pickConnectivity
Starlink Mini 12V: 5 steps to a setup that never reboots
The $40 part that stops 2am dropouts, the real 25–40 W power math, and a 5-step DC wiring install.
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Six hubs. Each one starts with the basics and links every review and install guide we have.
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Fresh off the bench: new tests, comparisons and install guides.
- DC to DC Charger vs Battery Isolator: Which One Does Your RV Need?
DC to DC charger vs battery isolator: what each does, why lithium and smart alternators change the answer, how to size a charger, and when an isolator is enough. - Starlink Mini 12V: 5 Steps to a Setup That Never RebootsMost Starlink Mini 12V builds fail for one reason, and it isn’t the dish. You’re the one I’m writing this…
- Victron vs Renogy Battery Monitor: Which Wins in 2026?
Every Victron vs Renogy battery monitor comparison online crowns the same winner — right before it drops an affiliate link… - 12V Air Compressor: 7 Reasons It Saves Your Trip
A 12V air compressor is the cheapest insurance you can throw in your trunk — and most drivers ignore it… - RV Boondocking Electrical Checklist: 9 Tests to RunBefore your first boondocking trip, one thing matters more than your route or your gear list: whether your RV boondocking…
- 3 Best 12V Coffee Makers for Truckers (2026)If you’ve been burned by a bad 12V coffee maker before, you already know the story. You bought a cheap…
How our guides work
No hype. Just the numbers and the wiring.
Most gear reviews stop at the spec sheet. Ours show what actually happens when the product meets a 12V system on a moving vehicle.
Real power draw
Watts, amp-hours and run-time, worked out for your battery.
Wiring steps
Fuse sizes, wire gauge and the order to connect things.
Full parts list
Everything the install needs, not just the headline product.
Honest tradeoffs
Who should skip it, and the cheaper option that works.
Going off-grid? Run these 9 tests first
Our boondocking electrical checklist proves your batteries, solar and inverter work before you are miles from a hookup.
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