3.7V pin lithium ion sạc ICR18650 1S2P với UL2054 cho đèn

Video Description:
Discover the 3.7V Rechargeable Lithium Ion Battery ICR18650 1S2P with UL2054 certification, perfect for LED lamps and consumer electronics. This high-capacity battery offers reliable performance with a 5000mAh capacity, 4A max charge/discharge current, and robust safety features. Ideal for OEM energy storage systems.