Capacity: 1250mAh</br>Brand New</br>Replacement Battery</br></br>Product Description</br></br>- Capacity: 1250mAh - Li-pl battery - Compatible with battery have part number: 361-00019-11?? 010-00621-10. These devices have a sealed back?? and a professional is required to replace the battery. Your warranty with Garmin would be void otherwise.</br><br/>http://www.amazon.com/gp/product/B003DMH938