VK-002: High-Sensitivity Radiation Detector for Real-time Monitoring

VK-013-F Negative Ion Detector - Multiparameter Air Quality Monitor

VK-013-FA Negative Ion Generator - High-Efficiency Air Purification for Home & Office

VK-10000A: High-Precision CO2 Monitor for Real-time Detection

VK-9110: Wi-Fi Enabled CO2 Detector for Remote Monitoring

VK-510: High-Precision CO2 Detector for Environmental Monitoring

VK-10A Carbon Dioxide Monitor - Precise NDIR CO2 Sensor for IAQ

VK-8200: Portable Six-channel Dust Particle Detection for Environmental Monitoring

VK-8100: High-Precision PM2.5 & PM10 Detection for Environmental Monitoring

VK-015-C Dust Particle Counter - Professional Air Quality Analysis Tool

VK-012: Wi-Fi Enabled Dust Particle Detection for Industrial & Research Use

VK-011-C Dust Particle Counter - Professional Air Quality & Particulate Detection