The Replacement Battery for iPhone XS by AmpSentrix Pro Extended is a high-quality internal battery designed specifically for Apple devices. With a capacity of 3150mAh, this gray battery is compatible with the Apple iPhone XS model, ensuring a reliable and long-lasting power source for your phone. Perfect for replacing a worn-out or depleted battery, this product provides peace of mind knowing that your device will be powered by a trusted and reputable brand like Apple.