OYMSAE 30W 12V Solar Trickle Charger Maintainer, Waterproof Portable Solar Panel Battery Charger Kit with Cigarette Lighter Plug & Alligator Clips for Car, RV, Truck, Boat, Motorcycle, Marine

Price: $66.99 - $56.99
(as of Feb 03, 2026 06:34:58 UTC – Details)

Product description

OYMSAE Solar Trickle Battery Charger and Maintainer for 12 volts battery daily

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. OYMSAE Solar Trickle Battery Charger Merchant Video

Will this solar charger revive a completely dead car battery?

Designed for 12V trickle charging/maintenance, it prevents discharge but can’t revive sulfation-damaged batteries from long-term drainage. Optimal use requires 6V+ residual voltage.

How to confirm if it works with my vehicle?

Compatible with all 12V lead-acid/AGM/LiFePO4 batteries (cars/boats/RVs). Our 30W upgraded model handles larger batteries up to 150Ah. Just connect via SAE port – zero wiring expertise required.

Does it drain power when not in sunlight?

The zero-night-drain controller terminates charging at sunset and activates reverse current blockade. Energy loss is 85% lower than basic models according to lab tests.

What makes your charger safer than cheap alternatives?

Features include:

✓ ETFE-coated monocrystalline cells (IP67 waterproof)

✓ Triple-protection IC: Overcharge/Short-circuit/Reverse polarity

✓ CPB impact-resistant base (tested for 50km/h debris collisions)

How long to charge a standard SUV battery?

▸ 30W model: Fully charges 80Ah battery in ~5 days (2-4% daily trickle)

▸ For faster charging, pair with our 45W PRO Series (ideal for RVs/campers)

Choose a solar panel that works for you!

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Customer Reviews

4.3 out of 5 stars 732

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Price

$56.99$56.99

$19.99$19.99

$37.59$37.59

$25.99$25.99

$17.99$17.99

Types of solar cell

Polycrystalline Silicon

Polycrystalline Silicon

Polycrystalline Silicon

Polycrystalline Silicon

inapplicable

waterproof rating

IP67

IP67

IP67

IP67

IP67

22% High Conversion Efficiency

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Alligator clip

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Cigarette lighter

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Installation

Suction Cups

Suction Cups

Suction Cups

Suction Cups

SAE

Visual Indicator Light

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22 % High Conversion Rate:Monocrystalline solar battery charger use ETFE , with a light transmittance of up to 95 %. The 30 W trickle charging mode is an ideal choice for low-cost maintenance of your 12 V battery power
Intelligent Protection:Combined with built-in charging microprocessor technology, it will not overcharge the battery when fully charged during the day, and prevent the battery from reverse discharge at night
Charging Visualization:The indicator lights are used to help you understand the charging status: the blue light is on (in the sun), the red light is on (charging), the green light is on (charging completed), three indicator lights are off (a short circuit occurs). You can check the connection in time when the solar energy fails
Plug and Play:The three -pieces SAE cable included with the solar panel kit allows you to have more choices in charging methods. Plug and play, even for inexperienced novices, fast connection can be achieved
Sturdy and Durable:Waterproof solar trickle charger, adding CPB as the bottom plate, reducing the risk of reducing the efficiency of the solar panel due to panel breakage