Specifications:
Product Name: Multifunctional Carbon Dioxide MonitorModel: CF1Dimensions: 92mm x 79mm x 42mmNet Weight: 179gTemperature Range: 9.9°C to 40°C (14.18°F to 104°F)Humidity Range: 10%-90%RHCOu2082 Range: 400-5000ppmMeasurement Accuracy: ±(50ppm ± 5%)Battery Capacity: 2200mAhCharging Interface: Type-CCharging Time: Approx. 2.5 hours

Features:
1) Multi-functional monitoring: Reads COu2082 levels, temperature, humidity, and time, enabling comprehensive air analysis.2) Photoacoustic sensor technology: Advanced, precise, and reliable for high-quality data output.3) Three-color intuitive display: Provides real-time air status updates for quick visual interpretation.4) 3-inch high-definition screen: Displays information clearly for easy viewing.5) Smart brightness adjustment: Automatically dims at night for comfortable use in low-light environments.

Package Included:
1 x CF1 Multifunctional Carbon Dioxide Monitor