Class II Sensor Probe Modified Class I. Range: 4 x 10 km Delta-v limit: 0.65c Powerplant: Vectored deuterium microfusion propulsion; extended deuterium fuel supply. Sensors: Same instrumentation as Class I with addition of enhanced long-range particle and field detectors and imaging system. Telemetry: 15,650 channels at 20 megawatts.