HQRP 2200mAh Battery for FLUKE DSP-100 DSP-2000 DSP-4000 DSP-4100 DSP-4300 DSP-4000PL Cable Analyzer + HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 7.2V; Capacity: 2200 mAh; Ni-Mh; 100% compatible with Original Battery; 1 Year warranty!