HQRP Battery compatible with DELL G3399 G-3399 fits Poweredge 1850, 2800, 2850, 2850PERC, 6800, 6850 Server RAID Controller plus HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 3.7V; Capacity: 1250 mAh; Li-Ion; 100% compatible with Original Battery; 200 Days warranty!