High Quality high capacity light weight rechargeable battery. No memory effect. Can be charged or discharged as needed without loss of capacity. Overcharge protection with built-in battery life microchip. CE Certified. Capacity: 3400mAh/12.58Wh Dimension: 70.98 x 19.75 x 19.75mm Compatible Original Battery Part nos: 1ICR19/6625018881 R1 40115125.00 Compatible Models: AT&T Novatel Wireless MiFi Liberate 5792 MiFi Liberate 4G 65394 Mobile Hotspot. † SMAVCO and the SMAVCO logo are trademarks of SMAVCO LLC.