Compatible Phone Model: This battery kit is specifically designed for Galaxy A03 Core SM-A032F series, please double confirm your phone model before purchasing Quality Li-ion Cell: Built with brand new zero cycle original Li-ion cell, manufactured and tested under UL2054 test standards to ensure the best performance and long-lasting battery life. NOTE: A new battery requires at least three full charge and discharge cycles to properly calibrate the battery management system Professional Repair Toolkit: Carefully selected by our expert repair team, this kit includes every tool you need for the repair process. It's professional, safe, and easy to use, giving you the confidence to complete your repair quickly and efficiently Detailed Repair Guide: The package includes a complete and detailed repair guide, allowing you to easily handle the repair yourself with convenience and peace of mind for Galaxy A03 Core Battery Replacement Kit, SLC-50 Upgraded Li-ion Battery Compatible with Samsung A03 Core SM-A032F, Includes Toolkit for Galaxy A03 Core Battery Replacement Kit, SLC-50 Upgraded Li-ion Battery Compatible with Samsung A03 Core SM-A032F, Includes Toolkit