High Quality, high capacity rechargeable battery. No memory effect. Can be charged or discharged as needed without loss of capacity. Overcharge protection, with built-in battery life microchip. Volts: 3.7V Battery Type: Li-ion Capacity: 3000mAh / 11.10Wh Dimension: 70.98 x 19.75 x 19.75mm Compatible Part nos: 1ICR19/6625018881 R1, 40115125.00 Compatible Models: NOVATEL WIRELESS 65394 AT&T MiFi Liberate 4G Mobile Hotspot MIFI5792. † SMAVCO and the SMAVCO logo are trademarks of SMAVCO LLC.