• USB to 4.2V 8.4V 12.6V charging cable for 18650 lithium battery pack, including USB and DC connectors.
  • USB to 4.2V 8.4V 12.6V charging cables for 18650 lithium battery packs, featuring multiple output options.
  • Three packs of USB charging cables for 18650 lithium battery packs, displayed in clear bags.
  • Hands holding multimeter probes amid a cluttered workspace with various electronics and tools.
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USB to DC Charger Cable for 18650 Lithium Battery (4.2V/8.4V/12.6V)

USB to DC Charger Cable for 18650 Lithium Battery (4.2V/8.4V/12.6V)

HK$25.00
HK$25.00
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Shipping calculated at checkout.
Voltage

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

Effortlessly charge your custom 18650 lithium battery packs from any standard USB port. This smart charging cable takes a 5V USB input and converts it to the correct voltage for your battery pack, making it a perfect solution for your DIY projects, portable devices, and custom electronics.

Key Features:

  • Convenient USB Charging: Power up your lithium batteries from a USB wall adapter, power bank, or computer. No need for bulky, dedicated chargers.
  • Multiple Voltage Options: Choose the correct voltage for your battery configuration:
    • 4.2V: For single-cell (1S) lithium battery packs.
    • 8.4V: For two-cell (2S) lithium battery packs.
    • 12.6V: For three-cell (3S) lithium battery packs.
  • Smart Charging Indicator: An integrated LED shows the charging status at a glance. The light is red while charging and turns green when the battery is fully charged.
  • Wide Compatibility: The output features a standard 5.5x2.5mm DC barrel plug, which is also compatible with the common 5.5x2.1mm size.

How to Use:

  1. Connect the USB-A end to a 5V USB power source (2A recommended for best performance).
  2. Select the cable with the correct output voltage for your battery pack.
  3. Plug the DC barrel connector into your battery pack's charging port.
  4. The red light indicates charging is in progress. The light will turn green when charging is complete.

Specifications:

  • Input: USB 5V / 2A
  • Output Voltage: DC 4.2V, 8.4V, or 12.6V (select option at purchase)
  • Maximum Output Current: 1A
  • Input Connector: Standard USB 2.0 Type-A Male
  • Output Connector: DC Barrel Plug 5.5mm x 2.5mm (also fits 5.5mm x 2.1mm)
  • Polarity: Center Positive (+) / Outer Negative (-)
  • Cable Length: Approx. 100cm (1 meter)
  • Color: Black

Package Includes:

  • 1 x USB to DC Charging Cable (in your chosen voltage)

Please Note:

  • To ensure stable performance, please use a USB power source with a 2A output.
  • It is crucial to select the correct voltage for your battery pack. Using the wrong voltage can damage your batteries.
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