T Mobile Spring Board Tablet Battery TLP-014 Li-Pol Battery - Rechargable Ultra High Capacity (Li-Pol 3.7V 4000 mAh) - Replacement For Huawei HB3G1H Battery - Installation Tools Included (Li-Pol 3.7V 4000 mAh) Replacement For Huawei HB3G1H Battery 100% compatible with your OEM battery. 1 year warranty