BA400 Replacement Battery for AccuVein AV300 & AV400 — 3.6V 3100mAh

Replacement battery pack compatible with AccuVein vein devices AV300 and AV400. Designed as a direct-fit BA400 spare for use in the listed models. Specifications — Compatible models: AccuVein AV400, AccuVein AV300; Part number: BA400; Capacity: 3100mAh; Voltage: 3.6V.