AH-200 PAR Meter with CO₂, Temperature & Humidity Sensors - Record PAR, DLI, VPD, and CO2 for Plants - USB Data Logging - Greenhouse, Grow Tent, Hydroponics

Test 4 Key Plant Parameters. Accurately measure PAR (Photosynthetically Active Radiation), DLI (Daily Light Integral), VPD (Vapor Pressure Deficit), and CO₂ concentration - all essential for optimal plant growth and indoor cultivation. Built-In Data Logging & USB Export. Automatically record real-time and historical data. Connect via USB to export CSV files and visualize trends on your PC - no WiFi or app required. 3 External Sensors Included. Comes with professional-grade PAR sensor, CO₂ sensor, and temperature & humidity probe - each with long cable and plug-in design for flexible placement. Ideal for Growers & Researchers. Perfect for greenhouses, grow tents, hydroponic systems, and controlled environment agriculture. Helps detect light deficiencies, optimize airflow, and reduce crop stress. Easy-to-Read Screen & One-Hand Use. Backlit LCD screen shows all readings clearly. Intuitive buttons make it easy to scroll data, view charts, and calibrate sensors - even with gloves on.