INKBIRD Portable CO2 Detector Indoor CO2 Monitor with NDIR Sensor and Full Color Eye Protection LCD Screen Alarm Auto Calibration for Home Grow Tent

Main FeaturesSuperior infrared NDIR sensor with high precision, strong anti-interference, and excellent stabilityCO2 indicator light and high-level alarm, dual alarm function to protect family healthFull-color LCD display with energy-saving ECO mode, easy-to-read and eye-caringPortable size with a lanyard, easy to carry anywhere1000mAh rechargeable lithium battery, 72-hour long-lasting battery lifeSupport automatic calibration function, always provide accurate measurementSpecificationsModel: PTH-10CColor: Metallic GrayMaterial: ABS ShellCarbon Dioxide: 400~5000 ppm [±(50ppm+5%)]CO2 Sound Alarm Range: (default) 1500 ppmBattery: Built-in lithium-ion polymer battery (3.7V, 1000mAh)Input: Type-C, DC 5V ~ DC 24V (Max)Fast Charging Protocol: QC2.0, PD3.0, AFC, USB C UFP (BC1.2 DCP CDP SDP) and other common fast-charging protocolsStorage Temperature: -10℃ ~ 55℃ / 14°F ~ 131°FProduct Size: 76mm×70mm×30mm (2.99 in×2.75 in×1.18 in)【Note】: When manually calibrating, the device must be placed in an open, ventilated, and unoccupied environment. Otherwise, an incorrectly calibrated base number will result in incorrect measurements.  Package Contents1x CO2 Detector1x Lanyard1x Charging Cable1x User Manual