What you are viewing is the Practical 1.2V AA 2100mAh Rechargeable Battery 4Pcs! Many of today's high-drain devices like MP3 machine require replacing your batteries more often than you're used to, therefore, why not choose these rechargeable batteries?This AA rechargeable battery is eco-friendly safe to use which can protect the environment. This 1.2 v rechargeable battery is ideal for high-drain items such as digital cameras, gaming devices and portable audio products. Meanwhile, this AA rechargeable battery can be recharged and reused hundreds of times and is in a long-lasting, cost-effective power option that you need not worry about miss the important moment. This battery pack is the best rechargeable battery pack which contains 4 AA rechargeable batteries so that you can use them for a long time.With the compact design, this AA rechargeable battery pack is easy to take anywhere and you can trust them.