Designed to monitor Packers Plus multi-stage completion systems, ePLUS™ Retina™ Monitoring System lets users observe downhole events and their effects on reservoir. Self-contained unit offers clear indications of downhole operations in real-time, enabling operators to make on-the-fly operational adjustments. In addition, system optimizes reservoir stimulation and remedial operations, delivers detailed recorded data for future use, and provides redundancy for all measurements.