Our brand-new Smartphone Battery compatible with Sigma X-treme-PQ18 is engineered to deliver long-lasting and stable performance. It is designed to meet rigorous standards, ensuring full compatibility with devices such as the Sigma X-Treme PQ18. This battery comes with a one-year warranty and has passed essential safety certifications including CE, RoHS, and ISO9001. Choose our Sigma X-treme-PQ18 battery for a power solution that combines quality, safety, and convenience. I