Saillong 10W 12V Solar Car Battery Charger Maintainer

Curated from 294 real Reddit conversations

Refreshed on: January 25, 2025

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Saillong 10W 12V Solar Car Battery Charger Maintainer

Brand: Saillong
Price: $19
Snoop Score:
3.9
Sentiment
6.3
Popularity
2.6
Technical
4.0
Buy on Amazon for $19See All Solar Battery Chargers & Charging Kits Reviews
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Snoop's Take

The Saillong 10W 12V Solar Car Battery Charger Maintainer is a portable solar trickle charger designed to keep 12V batteries charged when vehicles or boats are not in use. This waterproof solar panel is equipped with a cigarette lighter plug and alligator clips for easy installation and use, making it ideal for cars, motorcycles, boats, and RVs. Consumer feedback highlights the product’s ability to keep batteries topped off, with users noting, "Your batteries will always be topped off." Many appreciate its ease of use and installation, stating, "Much easier to bring a cable than an entire charger." However, some concerns were raised about the quality and safety of the product, with warnings about potential fire hazards. Overall, it seems that while the charger is effective for maintaining battery charge, caution is advised regarding its reliability. Given the mixed reviews, the Saillong 10W 12V Solar Car Battery Charger Maintainer is recommended for users looking for an affordable solution to maintain battery charge, but they should be mindful of the safety precautions noted in user feedback.

Not for you? Check out our other rated Solar Battery Chargers & Charging Kits

Your batteries will always be topped off.

Positive Feedback

Will it work? Probably.

Negative Feedback
Product
3.9
Saillong 10W 12V Solar Car Battery Charger Maintainer
Buy on Amazon for $19
Vehicle Battery Maintenance
1 / 10
Marine and RV Applications
1 / 10
Off-Grid Power
1 / 10
Battery Preservation
9 / 10
See how this compares to all Solar Battery Chargers & Charging Kits

What it does well!

Key strengths users can’t stop talking about.
Keeps batteries topped off
“Your batteries will always be topped off.”➕
“Send help I’m in over my head haha.”➕
“At least a propulsion engine runs a bit slower at times and may even use less fuel overall!”➕
“This smart panel seems like really cool tech that I would like to upgrade too at some point.”➕
Easy to use and install
“Charging anything through an inverter will induce horrendous losses, your solar needs to feed the propulsion bank directly if humanly possible.”➕
“Moral of the story, research multiple options and weigh costs.”➕
Convenient for maintaining battery charge
“They're convenient but carry an inherent risk.”➕
“Much easier to bring a cable than an entire charger.”➕
Strong and durable material
“it's a dumb cheap panel with a Sense or an Emporia Vue 2. Same functionality, 30% the price, supported forever.”➕

Where it needs some work!

Areas to watch—feedback on possible improvements.
Quality may not justify the price
“Will it work? Probably.”➕
“You're going to be sorry.”➕
Flexible solar panels have a short lifespan
“If you're a weekend warrior and don't leave it installed when you're not using it, it might be ok for a few seasons.”➕
Risk of fire hazards
“Swear these have set houses on fire, careful OP”➕
“I have indeed heard stories of these guys burning anyways”➕
“Yes many of these are very badly made and are a fire hazard.”➕
“Treat them like you would any other Lithium Ion battery, with care.”➕
Quality concerns with safety and reliability
“Don't buy them again! Just get energiser branded rechagable batts and a recharger.”➕
“I'm just saying that I've seen this exact kind of battery in a post on reddit not too long ago with it having burst into flames.”➕

Compare On All Talked About Dimensions

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Sunway Solar Car Battery Trickle Charger & MaintainerSunway Solar Car Battery Trickle Charger & Maintainer$22
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SUNAPEX 12V Solar Battery Charge KitSUNAPEX 12V Solar Battery Charge Kit$21
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SUNAPEX 20W 12V Solar Panel Battery Charger MaintainerSUNAPEX 20W 12V Solar Panel Battery Charger Maintainer$49
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Topsolar 10 Watt 12 Volt Solar Trickle ChargerTopsolar 10 Watt 12 Volt Solar Trickle Charger$19
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Core Power Plays

The specs and strengths that make it shine.
Discussion on solar panel types and efficiency
“It keeps the lead acid deep cycle charged with the 12v cooler running plus minimal light and radio use.”➕
“I am very satisfied. it's not oversold and I got what I wanted.”➕
Discussion about solar charger options
“Should I just buy a car battery or which type would you recommend?”➕
“This would probably work for most needs if you pair it with a solar charger and a panel.”➕

Hidden Hero Hacks

Unexpected tricks and side‑door uses you’ll love.
Discussion about various solar charger options and brands
“Any recommendation on an affordable solar rig that is easy to install permanently, or is easy to put up/take down after a sail.”➕
“+1 for Renogy - best performance and quality for the price point hands down.”➕
“Simplest is the kind that sits on a car dash and plugs in to a lighter socket.”➕
“Home Depot is also a reseller that I'll bet moves a large volume for them.”➕

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’
Discussion about battery price trends and concerns
“I'm ready for a battery but I think 14k is still too much.”➕
“We’re looking at putting in a large solar system with two batteries potentially to go off grid with a diesel backup.”➕
“When would you consider putting batteries in and is the battery tech good enough to do so yet?”➕
“had to update batteries last year and paid a small fortune.”➕
Discussion about solar charger effectiveness in remote areas
“Solar Power Banks? Do they work well? Hi, I have a couple power banks to charge my phone and tablet”➕
“It worked, not amazing but enough.”➕
“Worked like a charm.”➕
“It could charge a 20,000 mah power bank in about 4 to 5 hours.”➕
Discussion about maintaining lithium batteries
“Run them down at least once before you sail away into the sunset.”➕
“the prudent mariner will be prepared to address all possible issues.”➕
“I make the students change a fuel filter and bleed the engine.”➕
“They may appear to be bricks but the BMS has simply entered into a safety mode.”➕
Discussion on battery types for boats
“Has worked perfectly for years.”➕
“would that be okay?”➕

Cautionary Callouts

Know the pitfalls before they catch you off guard.
Humor about charging devices with unconventional methods
“uses light on phone to charge portable solar battery so that he can charge his phone...”➕
“He forgot to plug the charger”➕
“Its treason then”➕
“Does he also plug a power strip into itself, and wonder why the other items plugged in won’t turn on?”➕
Concerns about lithium battery safety
“So you charge your phone every day in a bag, outside too?”➕
Discussion about the general risks of rechargeable batteries
“Anything that stores electrons tends to carry that risk.”➕
“I make sure to spend the night in a hotel across town, just to be safe.”➕
Discussion about the risks of direct connections to batteries
“Pro tip: install a charge controller on your solar panel.”➕
“This mad lad raw dogged the solar panel into his batteries without a solar charge controller.... Holy smokes!”➕
“I wasn’t even aware direct connection was possible. 🤔”➕
“It isn't possible if you value not having electrical fires.”➕

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