High-performance 3.7V Li-Polymer Battery 552035

Ultra-compact 350mAh lithium-ion battery with UL/CB/KC certifications for guaranteed safety and reliability. Precision-engineered polymer casing ensures lightweight durability and heat resistance. Ideal for smart wearables, fever-reducing clothing, medical devices, and portable electronics.

Industry-leading energy density provides extended usage without frequent recharging. Advanced PCB protection prevents overcharge, over-discharge, and short circuits. Seamless integration with low-power IoT devices and heating apparel.

Global wholesale pricing with bulk discounts available. Fully compliant with international shipping standards. Custom OEM/ODM options for large-volume buyers. Stock ready for immediate dispatch.