7.4v 4400mAh rechargeable heated lithium battery pack

Cylindrical lithium ion battery pack
March 17, 2025
Video Description:
Discover the 2s2p 18650 Smart Li-ion Rechargeable Batteries, offering 7.4V and 5200mAh capacity for extended power in heated clothing. Compact, lightweight, and packed with safety features, this battery ensures reliable performance in harsh conditions.