Note: There are various brands of battery pack and charger. They may have different charging position causing incompatibility with each other. The best way is buying the same brand of battery and charger. Otherwise?? Please check product pictures carefully to make sure it will be suitable before ordering</br>Ideal replacement and backup??This battery pack is not compatible with "act"?? "yko" and "Energizer" charger!!!</br>CE/ROHS certificate?? overcharging protecting</br>High capacity battery that lasts 2~4 times longer than the standard AA batteries</br>Package includes: 2 X Rechargeable Battery for Nintendo Wii Remote Controller</br></br>Product Description</br></br><b>Feature:?</b><br> 1. You can use charger stand dock only.?<br> 2. Save your time for charge up to Wii Remotes simultaneously.?<br> 3. Never run out of battery power when you are about to score the winning point.?<br> <br> <b>Specifications:?</b><br> 1. Capacity: 2800mAh?<br> 2. Dimensions: (3.46 x 1.42 x 1.10)"/ (8.8 x 3.6 x 2.8) cm (L x W x H)?<br> 3. Weight: 1.41 oz / 40 g?<br> 4. Color: White?<br> 5. Compatible with: Nintendo Wii?<br> <br> <b>Package Includes:</b>?<br> 2 x 2800mAh Battery for Wii Remote White</br><br/>http://www.amazon.com/gp/product/B00VWEF6XYYfee