3.8 volts; 2,900 mAh; Li-Ion; High power; Compatible with iPhone(R) 7 Plus;Length: 5.00"Width: 2.50"Height: 0.40"Note: Due to the existence of lithium batteries, additional shipping charges or restrictions may apply. Shipping restrictions may require a ship method that is limited to GROUND and this may impact time in transit and available delivery locations.;
