DC 3.7V 550mA 902030 Rechargeable lithium polymer battery for DIY 3.7-5V Electronic Product, Mobile Energy Storage Power Supply

الوصف

🔋 Power your passion with precision and protection!

The HXJNLDC 3.7V 550mAh lithium polymer battery offers a compact, high-capacity energy solution with advanced Japanese Seiko IC protection. Designed for DIY electronics under 2.035Wh, it ensures safe, reliable power for Bluetooth devices, LED lights, GPS watches, and more, all in a sleek 30.5×20×9mm form factor with easy-to-use JST connectors.