Replacement battery fits 5 Avox compatible models. Specifications: 2800mAh, 4.8V, Ni-MH. Compatible with: 1000E Cath-Lab Oximeter, Avoximeter 1000E, Avoximeter 1000E Cath-Lab Oximeter 12140S, Systems Avoximeter 1000E, 12140S. Replaces: Avox 12140S, Avox 6060, Avox B11406. Avox replacement battery designed for Medical devices. Engineered for consistent power output across many charge cycles.