B3 Pro Charger

The B3 Pro Compact Balance Charger is a reliable and easy-to-use charging solution designed for 2S and 3S Lithium Polymer (LiPo) and Lithium-Ion batteries. It features built-in cell balancing, ensuring each cell is charged evenly for improved battery life and safer operation.
With universal AC input (100–240V) and a compact design, the B3 Pro charger is ideal for hobbyists, RC users, drone pilots, and DIY electronics enthusiasts who need a simple and portable charging solution.

Key Features

• Supports 2S (7.4V) and 3S (11.1V) LiPo / Li-Ion batteries

• Built-in balance charging for safe and efficient charging

• AC input 100–240V – no external power supply required

• LED indicators for charging and full status

• Compact and lightweight design for easy portability

• JST-XH balance connector compatibility

• Automatic charge cut-off when battery is fully charged

• Simple plug-and-play operation

Applications

• RC cars, boats, and trucks

• Drones and quadcopters

• RC airplanes and helicopters

• Robotics projects

• DIY electronics and hobby projects

• Airsoft and FPV battery charging

Specifications

• Battery Type: LiPo / Li-Ion

• Cell Support: 2S / 3S

• Input Voltage: AC 100–240V

• Charge Current: ~800–850mA per cell

• Charging Method: Balance charging

• Connector Type: JST-XH

• Indicators: Red (Charging), Green (Fully Charged)

Package Contents

• 1 × B3 Pro Compact Balance Charger

• 1 × AC Power Cable

• 1 × User Manual

Safety Notes

• Charge batteries on a non-flammable surface

• Do not leave batteries unattended while charging

• Use only with LiPo or Li-Ion batteries

• Do not attempt to charge damaged or swollen batteries