High Capacity Replacement 2300mAh Standard Extended Slim Battery for Nokia Lumia 830 AT&T Smartphone * Battery type: Li-ion; Voltage: 3.85V; Capacity: 2300mAh. * Package includes : New 2300mAh Rechargeable Li_ion Battery X 1;Screen Touch Pen X 1. * Compatible with: Nokia Lumia 830 ( AT&T ) * Accessory only, Cell phone not included. * High Quality,100% Brand New.