The battery for the Samsung Galaxy Note 4 (China Mobile) is a high-quality Li-Ion battery specifically designed to meet the demands of this smartphone. Weighing 180 grams, this battery provides a reliable power source that ensures optimal device performance. The size is device-specific, meaning the battery fits perfectly into the Samsung Galaxy Note 4 and allows for easy installation. This battery falls under the category of device batteries and is designed for use in smartphones. It meets the necessary requirements for regulated batteries, highlighting its safety and environmental compatibility. With this battery, users can maintain their device's performance and extend smartphone usage without worrying about frequent recharging. It is a practical solution for anyone looking to optimize the lifespan of their Samsung Galaxy Note 4.