Smart Li-Ion Battery Charger for 12V & 18V Power Tools

Keep your cordless screwdrivers, wrenches, and power tool battery packs topped up and ready to go with this intelligent 18650 lithium-ion battery charger. Available in two output configurations — 12.6V 2A and 21V 1A — this compact charger is compatible with a wide range of 12V and 18V Li-ion battery packs used in everyday power tools.

Featuring a built-in LED status indicator (red during charging, green when full) and automatic shutoff when the battery reaches capacity, this charger takes the guesswork out of battery maintenance. The intelligent charge circuit helps protect your battery pack and extends its overall service life.

Made in Mainland China.

Key Features

Two Output Options: Choose 12.6V 2A (for 12V packs, 10.8V–13V range) or 21V 1A (for 18V packs, 18V–22V range)
Smart LED Indicator: Red light while charging; switches to green and auto-stops when fully charged
Automatic Cutoff: Stops charging automatically to protect battery health
Wide AC Input: AC 100–240V, 50/60Hz — compatible with both EU and US wall outlets
Universal DC Connector: 5.5mm × 2.1mm / 2.5mm DC plug fits most standard battery packs
Patented Design: Engineered for reliable, stable charging performance
Certified Safe: CE and RoHS certified for quality and compliance
Lightweight & Compact: Approx. 100g gross weight — easy to store and travel with

Technical Specifications

Model	BAC001
Input	AC 100–240V, 50/60Hz
Output Option 1	12.6V 2A (Voltage: 10.8V–13V, Current: 0–2A)
Output Option 2	21V 1A (Voltage: 18V–22V, Current: 0–1A)
Max Output Power	≤37.5W
DC Plug Size	5.5mm × 2.1mm / 2.5mm
Plug Type	EU / US
Certifications	CE, RoHS
Gross Weight	Approx. 100g
Display	LED Status Indicator
Battery Included	No

What's in the Box

1 × Li-Ion Battery Charger

Important Note: This charger is designed specifically for compatible 18650-based Li-ion battery packs as described. Actual output voltage and current values may vary depending on the current charge state of the battery. Output is not a fixed value and may differ when used with other devices due to appliance impedance. Please confirm compatibility before purchase.

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For general guidance on safe battery charging and electrical device safety, visit the U.S. Consumer Product Safety Commission (CPSC) Battery Safety Resource.

Frequently Asked Questions

Q: What battery packs is this 18650 lithium charger compatible with?

A: This charger is designed for 18650-based Li-ion battery packs used in 12V and 18V cordless power tools such as screwdrivers and wrenches. The 12.6V 2A version suits 12V battery packs (10.8V–13V range), while the 21V 1A version is for 18V packs (18V–22V range). Please check your battery pack's voltage rating before selecting a version.

Q: Does the charger stop automatically when the battery is full?

A: Yes. The charger features an intelligent automatic cutoff — the LED indicator turns from red to green and charging stops automatically once the battery pack is fully charged, helping protect battery longevity.

Q: What plug types and input voltages are supported?

A: The charger accepts AC 100–240V input at 50/60Hz, making it compatible with both EU and US wall outlets. The DC output connector is 5.5mm × 2.1mm / 2.5mm, fitting most standard power tool battery pack connectors.

Q: Is the battery included with the charger?

A: No, the battery pack is not included. Only the charger unit is included in the package. Please ensure you have a compatible 18650-based Li-ion battery pack for your power tool.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.