AH Reef PAR Meter,Test PPFD,UVA w/m²,Waterproof Sensor,Show R,G,B% in Aquarium Light.Record UVA Distribution

All-in-One Spectrum Measurement: Accurately measures full-spectrum PAR (400–700nm) and UVA plus individual red, green, and blue (RGB) PPFD values for a complete picture of your reef lighting. Advanced Data Logging: Use the HOLD button to freeze the current reading, and RECORD mode to capture and store up to 99 measurements. Build detailed PAR/UVA distribution maps across your tank to optimize coral placement and ensure uniform light coverage. Lab-Calibrated Accuracy: Equipped with a high-grade precision PAR sensor and scientific calibration, this meter delivers lab-level accuracy. Trust each measurement to precisely reflect the true light intensity for healthy coral growth and photosynthesis. The rugged IP68-rated waterproof probe and ergonomic handheld unit are built to withstand regular aquarium use and make routine lighting checks effortless.