WLY's 700mAh 3.7V Li-ion Lipo Battery offers high-quality, customized solutions for a wide range of applications including toys, power tools, and consumer electronics. Featuring LiCoO2 cathode materials, this solid-state battery provides excellent cycle life (500 cycles), stable performance, and built-in protection against overcharge, over-discharge, and short circuits. With certifications like CE, RoHS, UN38.3, and IEC62133, it ensures safety and compliance for global markets. Compact, lightweight, and designed for durability, this battery is ideal for GPS devices, wireless appliances, and medical equipment.More