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A compact battery charger labeled B3 PRO is shown resting on ice in a snowy, mountainous environment.
A compact charger unit with three cells and a black power cord is shown next to its instruction manual.
Diagram showing six main advantages of a compact charger including brand assurance, durability, automatic power off, and bala
A black compact smart balance charger for LiPo batteries shown with dimensions 90mm by 55mm and a height of 35mm.
A compact battery charger device is shown resting on ice in a snowy environment.
Diagram showing six main advantages of a compact charger including brand assurance, durability, automatic power off, and bala
A black compact smart balance charger for LiPo batteries shown with dimensions 90mm by 55mm and a height of 35mm.
A compact charger unit with three cells and a black power cord is shown next to its instruction manual.
A black compact charger labeled B3 PRO for LiPo batteries with three cell connections.
Black compact smart charger for 2S-3S LiPo batteries with multiple output ports
A black compact charger labeled B3 PRO for LiPo batteries with three output cells.
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Compact Smart Balance Charger for 2S-3S LiPo Batteries

Regular price $20.99 Sale price $17.99

Why customers love it

Smart charging that keeps every LiPo cell balanced

This compact smart charger automatically balances and charges each cell of your 2S and 3S LiPo batteries individually, so your packs stay healthy and ready for action.

  • Compatible with 2S (7.4V) and 3S (11.1V) LiPo batteries
  • Individual cell balancing for consistent voltage and longer battery life
  • LED indicator lights show charging status at a glance
  • Automatic shut-off when fully charged to prevent overcharging
  • Wide input range (100-240V AC) for use worldwide
  • Compact, lightweight design ideal for workshops and field use
A compact battery charger labeled B3 PRO is shown resting on ice in a snowy, mountainous environment.

Why you'll love this charger

Balanced cells, healthier packs

Each cell is charged individually, keeping voltage consistent across the pack for longer battery life.

Status at a glance

LED indicator lights clearly show charging status, so you always know what's happening.

Automatic overcharge protection

The charger shuts off automatically when fully charged, preventing overcharging and protecting your batteries.

Works anywhere

With a wide 100-240V AC input range, you can charge your LiPo packs worldwide without a converter.

Setup

Simple charging in three steps

No electrician, no wiring, no fuss.

  1. Connect the battery

    Plug your 2S (7.4V) or 3S (11.1V) LiPo battery into the charger's balance port.

  2. Plug in the power

    Connect the charger to a standard AC outlet using the included EU or US plug.

  3. Monitor and go

    Watch the LED indicators to track charging status; the charger shuts off automatically when fully charged.

Specs

The details that matter

Built to last outdoors, season after season.

Product Type
Intelligent Compact Charger Battery
Compatible Battery
2S-3S LiPo
Voltage
7.4V/11.1V
Power
10W
Plug Type
EU Plug, US Plug

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently asked questions

Everything you might want to know before you order.

Which batteries is this charger compatible with?

This charger is compatible with 2S (7.4V) and 3S (11.1V) LiPo batteries, making it a versatile option for hobbyists and drone enthusiasts.

How does the charger protect my battery from overcharging?

The charger features automatic shut-off when fully charged, preventing overcharging and helping to extend the life of your battery pack.

Can I use this charger internationally?

Yes, the charger has a wide input range of 100-240V AC, so it can be used worldwide without needing a voltage converter.

How do I know when my battery is charging or fully charged?

LED indicator lights show the charging status at a glance, so you can easily monitor the progress and know when the battery is ready.

What does individual cell balancing do?

Individual cell balancing charges each cell separately to keep voltage consistent across the pack, which promotes longer battery life and better performance.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

Shipping policyReturn & refund policy

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  • 5 stars: 4 (80%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 1 (20%)
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Bradly Grady

The order was never delivered by Mail Américas, but the seller was very attentive in responding to my concerns.

Bradly Grady review photo
O
Odis Auer

It usually comes in a box, but it arrived well packaged anyway.

Odis Auer review photo
O
Omer Schmitt

Perfect product, and very easy to operate.

Omer Schmitt review photo Omer Schmitt review photo Omer Schmitt review photo Omer Schmitt review photo
J
James Grady

Excellent, it arrived. The logistics were precise and received.
I'm asking about it and it seems very good to me.

James Grady review photo James Grady review photo James Grady review photo
L
Lenny Schinner

Good quality product according to the value, fair price, arrived on time as agreed, very satisfied with the product, installed it and it turned out perfect.

Lenny Schinner review photo