11.1V 3S4P 18650 Li-ion Battery Pack with BMS for Portable Electronics

✅Protected Power: Built-in BMS helps protect the battery during charging, discharging and daily use. ✅Longer Runtime: High-capacity parallel cell design supports extended operating time for compatible devices. ✅Stable Output: Matched 18650 cells help deliver consistent power for low-to-medium power applications. ✅Custom Fit: Connector type and cell layout can be configured for different installation needs. ✅Project Ready: Suitable for replacement, repair, OEM and custom battery-powered systems.