This is a brand new replacement battery designed for Samsung Galaxy S3 Mini i8190, Duos and Exhibit. It is compatible with Samsung Galaxy Ace 2 GT-i8160 and has a capacity of 1500 mAh with a voltage of 3.7. The battery is made of Lithium ion and comes in black/grey color with a slim design/finish. This replacement battery comes in handy when your phone’s battery is weak or damaged. It is an original Samsung product and a perfect fit for your phone. With this replacement battery, you can enjoy extended talk time and standby time. It is an essential accessory for your Samsung phone, and it’s easy to install.