Semi-automatic counting instrument: This colony counter features a digital display and consists of a counting chamber, counting pen, and counter for efficient colony counting. Integrated circuit design: Engineered using integrated circuits and energy-saving circular fluorescent lamps for side illumination, ensuring clear visibility and contrast between colonies. User-friendly operation: The easy-to-use design provides accurate counting, helping to reduce labor intensity for laboratory personnel while enhancing efficiency and work quality. Ergonomic observation chamber: The sloped chamber design allows for easy observation and convenient counting, facilitating more efficient recording of total colony counts. Optimized for efficiency: This colony counter improves counting efficiency and simplifies the laboratory process, making it an essential tool for accurate measurements.