The battery for the Samsung Galaxy S9 is a high-quality lithium-ion battery specifically designed for use in Samsung smartphones. With a device-specific size and a weight of 81 grams, this battery provides a reliable power source for your device. It consists of four cells that ensure optimal performance and promise a long lifespan. The use of lithium-ion technology results in a high energy density and low self-discharge, meaning that the battery retains its charge well even during prolonged periods of inactivity. This battery is a suitable choice for anyone looking to maintain or restore the performance of their Samsung Galaxy S9. The easy installation allows for a quick and straightforward battery replacement, so you can have your smartphone ready for use again in no time. Please note that this battery is subject to declaration and is not intended for collection or mapping. It is a practical solution for anyone who values reliable power supply.