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Overview

Efest Slim K2 Charger is a high quality, dual slot Li-Ion battery charger that features a portable design with 1A charging, MicroUSB input and a LED indicator light. The Efest can charge most Li-ion batteries that run 3.6 to 3.7 3.6V/3.7V with its spring action contact that can adjust to many sizes.

Efest SLIM K2 Intelligent Charger

Model: EFESSLK2CHRG
Web Code: 19694518
Sold and shipped by

Available for deliveryAvailable online only

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Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

The Efest Slim K2 Charger is a high-quality, dual-slot Li-ion battery charger designed for reliability and portability, featuring 1A charging per slot, a Micro-USB input, and a clear LED battery life indicator. Built with durable piano-wire spring contacts tested for over 15,000 cycles, it automatically adjusts to fit a wide range of 3.6V–3.7V Li-ion batteries, from 10440 to 26650 sizes. Each charging bay operates independently and includes advanced safety protections such as over-current, over-voltage, short-circuit, and reverse-polarity protection, all housed in a fire-retardant shell for added peace of mind. With universal AC compatibility (100–240V), automatic cut-off and recharge functions, and efficient CC/CV charging, the Slim K2 is a dependable everyday charger for home or travel use (batteries not included).

Product Condition
Brand New
Size
One Size
Quantity
1000
Colour
Black
Licensed by Health Canada
Not Applicable
Health Canada Licence Number(s)
N/A

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

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Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Fitness equipment and accessories
Return/Exchange Period
30 days
Condition
Unopened

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