12V 3000mAh 18650 Li-Ion Battery Pack + 12.6V Charger

$72.14 $85.34

12V 3000mAh 3S1P 18650 Lithium-Ion Battery Pack with 12.6V Charger

Power your portable projector, wireless speaker, security camera, or other 12V devices with confidence using this compact and reliable 18650 3S1P lithium-ion battery pack. Rated at 3000mAh / 36Wh and bundled with a matching 12.6V charger, this kit delivers consistent, stable voltage right out of the box — no extra accessories needed.

Key Specifications

Model: 18650 3S1P
Nominal Voltage: 12V
Charge Voltage: 12.6V
Nominal Capacity: 3000mAh (3.0Ah / 36Wh)
Battery Dimensions: 65 × 18 × 56 mm
Battery Weight: 125g
Charger Weight: 46g
Cell Type: Li-Ion (18650)
Certification: CE
Packaging: Battery + Charger included

Why Choose This Battery Pack?

✅ Versatile Compatibility — Designed for portable projectors, Bluetooth speakers, wireless monitoring systems, and other 12V Li-Ion powered devices.
✅ Complete Kit — Comes with a dedicated 12.6V charger so you can get started immediately.
✅ Compact & Lightweight — Small form factor (65×18×56mm, 125g) makes it easy to fit in tight enclosures or carry on the go.
✅ CE Certified — Meets European safety and quality standards for electronics and batteries.
✅ No Hazardous Chemicals — Declared free from high-concern substances for peace of mind.

What's in the Box?

1 × 12V 3000mAh 3S1P 18650 Li-Ion Battery Pack
1 × 12.6V Charger

Made in Mainland China.

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Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What devices is this 12V 3000mAh lithium battery pack compatible with?

A: This 18650 3S1P battery pack is designed for use with portable projectors, Bluetooth and wireless speakers, wireless security cameras (CCTV monitoring systems), and other devices that require a 12V Li-Ion battery. Always verify your device's voltage and connector requirements before purchase.

Q: Does the 12V lithium battery pack come with a charger?

A: Yes! Every pack includes a 12.6V charger specifically matched to this battery's chemistry and charge voltage, so you can begin charging right away without needing to source a separate charger.

Q: Is this battery CE certified and safe to use?

A: Yes, this battery pack holds CE certification and is declared free from high-concern chemicals, meeting established safety and quality standards for lithium-ion batteries.

Q: What are the dimensions and weight of this battery pack?

A: The battery measures 65 × 18 × 56 mm and weighs 125g, making it a compact and lightweight power solution for portable electronics.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.