SPECIFICATIONS

✅ 5S 20A Precise Protection

Tailored for 5-series 18650 lithium-ion battery packs, supports 20A continuous discharge current. Provides overcharge, over-discharge, over-current, short-circuit and reverse polarity protection, extending battery service life and ensuring safe operation.

✅ Built-in Balancer Function

Integrated battery balancing module automatically equalizes voltage between battery cells during charging. Prevents single-cell overcharge/damage, keeps battery pack performance consistent, and maximizes battery capacity utilization.

✅ Wide Compatibility & Easy Integration

Ideal for power bank projects, electric toys, small UPS, portable lighting, DIY battery packs and other low-power devices. Compact PCB design with clear solder pads for simple wiring—no complex programming required.

✅ Durable & Reliable Performance

Made of high-quality electronic components with stable conductivity and heat resistance. Compact size saves installation space, suitable for both professional electronics projects and DIY hobbies.