Check the listing for details. SOEKS Quantum Professional Radiation Detector (SBM-20-1). Condition: Used. Listed at 174.99 USD. The SOEKS Quantum Professional Radiation Detector SBM-20-1 is a high-quality device designed for detecting and measuring radiation levels in various environments. With the reputation of the SOEKS brand and the advanced technology incorporated in the SBM-20-1 model, users can trust in its accuracy and reliability for professional use. This detector is ideal for those in the industry seeking precise measurements for ensuring safety and compliance with radiation regulations.