7.4V, 1800mAh, Li-ion Battery fits Qcore, 15029-000-0001, 15031-000-0001, 13.32WhBattery Fits Models: 15029 000 0001, 15031 000 0001, 15032 000 0001, 15033 000 0001, 15038 043 0001, 15039 000 001, Sapphire Epidural, Sapphire Multi therapy, Sapphire Pca, Sapphire Tpn, Sapphireh100, Sapphireplus Battery Part Numbers: 05020 160 0001 bat, Lin337 001 We supply generic replacements for the OEM batteries; we have had thousands of satisfied customers using these batteries as an economical alternative to the original manufacturer's