HQRP Battery compatible with MiTAC DigiWalker Mio BP-LX1320/11-B0001 SN 33897010129 E4NT191323H12 E4MT191323H12 Replacement plus HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 3.7V; Capacity: 1100 mAh; Li-Pol; 100% compatible with Original Battery; 200 Days warranty!