Power your wearable device with the Curved 3.7V 200mAh 302040 Lithium Polymer Battery. This reliable LiPo battery is designed for use in small, sleek devices like smartbands, fitness trackers, and portable electronics. Featuring a 200mAh capacity and a curved design, it fits perfectly in compact enclosures while still providing 3.7V output for consistent energy. Rechargeable and efficient, this battery ensures your wearable tech stays powered throughout the day without sacrificing space. Whether you're tracking your activity or receiving notifications, the 302040 LiPo battery delivers the power you need for seamless performance in a small, lightweight package.