【Supreme Quality Material】: 4900mAh battery made with high quality lithium-ion polymer component
【Battery Compatibility】: Specially designed for Samsung Galaxy M12 , Samsung Galaxy A12, Samsung Galaxy A02 & Samsung Galaxy A21s phones and ideal as a replacement for your original battery
【Build With CE Standards】: Manufactured with European health, safety, and environmental protection (CE) standards
【Charging Safety】: Protection from moisture, over-charging and over-discharging
【Installation】: Installation by a professional technician is recommended