Mini CO2 Detector: 2.8 LCD Air Quality Monitor with Humidity & Temperature Meter, 1200mAh Battery

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Product Features: 2.8-inch large screen that displays current CO2 concentration, temperature, humidity, and battery level. Automatic data refresh every second for real-time, stable , and reliable monitoring. Color-coded light bar (green, yellow, orange, and red) clearly indicates CO2 concentration levels. Easy one-button control to switch temperature units (℃/℉) or to power the device on/off. Environmentally friendly with built-in 1200mAh rechargeable lithium battery, eliminating the need for replacements. Compact and portable design, perfect for use in homes, offices, dormitories, warehouses, etc. Specifications: Color Options: Black / White Material: Durable ABS CO2 Detection Range: 400~5000 PPM CO2 Detection Sensitivity: 1 PPM Temperature Measurement Range: 0~50℃ Temperature Accuracy: ±1℃ Humidity Measurement Range: 0%-99% RH Humidity Accuracy: ±5% RH Anti-interference: 47.22% Response Time: ≤60 seconds Working Voltage: 3.7V Charging: USB 500mA Type-C interface Battery: Built-in 1200mAh lithium battery Dimensions: 90 x 70 x 40mm / 3.54 x 2.76 x 1.57 inches Weight: 146g / 5.18oz Package Weight: 220g / 7.78oz Package Dimensions: 11.5 x 11.5 x 4.5 cm / 4.53 x 4.53 x 1.77 inches Packing List: 1 x Detector 1 x Charging Cable Show more