11.1V 3S Li-ion Balance Battery Charger with USB & LED
11.1V 3S Li-ion Balance Battery Charger with USB & LED
11.1V 3S Li-ion Balance Battery Charger with USB Port & Protective LED Indicator
Keep your 3-cell lithium-ion battery packs charged safely and efficiently with this compact 11.1V 3S Li-ion Balance Charger. Featuring built-in balance charging circuitry, a protective LED status light, and a convenient USB connection, this charger is an essential tool for hobbyists, RC enthusiasts, and anyone who relies on 3S Li-ion battery packs for their devices.
Key Features
- 3S Balance Charging: Simultaneously balances all three cells in your 11.1V Li-ion battery pack, extending battery life and maintaining consistent performance across every cell.
- LED Status Indicator: At-a-glance LED light lets you instantly know the charging status — no guesswork, no overcharging.
- USB Powered Input: Charges conveniently via standard USB port — compatible with wall adapters, power banks, laptops, and more.
- Built-in Overcharge Protection: Integrated protective circuitry automatically cuts off power when charging is complete, safeguarding your battery from overcharge damage.
- Compact & Lightweight: Small form factor makes it easy to carry in a gear bag, toolbox, or travel kit.
- Wide Compatibility: Suitable for 3S 11.1V Li-ion battery packs used in RC cars, drones, handheld devices, and more.
Specifications
- Input: USB (5V)
- Compatible Battery: 3S 11.1V Li-ion / Li-Po
- Charging Mode: Balance Charge
- Protection: Overcharge cutoff
- Indicator: LED status light
Why Choose This Balance Charger?
Balance charging is the safest and most effective way to charge multi-cell lithium-ion battery packs. By equalizing the voltage across all cells, a balance charger prevents cell stress, reduces the risk of overheating, and maximizes the usable lifespan of your battery. This USB-powered unit makes it easy to maintain your 3S packs at home or on the go.
For more information on the safe use and care of lithium-ion batteries, visit the U.S. Consumer Product Safety Commission — Battery Safety.
Frequently Asked Questions
Q: What type of batteries is the 11.1V 3S Li-ion Balance Charger compatible with?
A: This charger is designed for 3-cell (3S) 11.1V lithium-ion (Li-ion) and lithium polymer (Li-Po) battery packs. It is not suitable for single-cell or other battery chemistries such as NiMH or NiCd.
Q: How does the balance charging feature protect my battery?
A: The balance charger monitors and equalizes the voltage of each individual cell within the 3S pack. This prevents any single cell from being overcharged or undercharged, which extends overall battery life and helps maintain safe, consistent performance across the entire pack.
Q: Can I use this charger with a standard USB wall adapter or power bank?
A: Yes — this charger is powered via a standard USB port (5V input), making it compatible with USB wall adapters, laptop USB ports, and portable power banks, giving you flexible charging options at home or in the field.