BT-T7-700PRO-A 7-in-1 Professional Air Quality Monitor | Simultaneous Monitoring of CO2/HCHO/TVOC/PM2.5/Temperature & Humidity | 50,000 Data Records | Portable Indoor Environment Tester

Test Item Measurement Range Accuracy/Resolution

CO₂: 370 ~ 9999 ppm

Accuracy: ±5% or ±50 ppm (whichever is greater)

Resolution: 1 ppm

Formaldehyde (HCHO) 0 ~ 1.000 mg/m³

Resolution: 0.001 mg/m³

Total Volatile Organic Compounds (TVOC): 0 ~ 2.000 mg/m³

Resolution: 0.001 mg/m³

PM1.0/PM2.5/PM10 Range: 0-1000 μg/m³ Accuracy: ±10% (@100~500 μg/m³) ±10 μg/m³ (@0~100 μg/m³)

Temperature: -20 ~ 60°C (-4 ~ 140°F) Accuracy: ±2°C

Resolution: 0.01

Humidity 0 ~ 100% RH Accuracy: ±3%

Resolution: 0.01

II. Standard Features

Data Logging: Supports storage of 50,000 sets of detection data for long-term trend analysis.

Power Configuration:

Battery: 18650 lithium battery, 3.7V / 2200mAh

Charging: Supports 5V/2A fast charging

Physical Specifications:

Dimensions: 140 × 134 × 33 mm

Weight: Approx. 269 g (portable and easy to hold)

Display & Operation: Features a clear display screen showing 7 parameters in real-time.

Product Features Summary

Seven Simultaneous Measurements: Simultaneously detects CO₂, formaldehyde, TVOC, PM1.0/2.5/10, temperature, and humidity, comprehensively covering indoor air quality indicators.

High-Precision Sensors: Utilizes professional-grade sensor modules for reliable data.

Large Storage Capacity: Records 50,000 data sets, supports historical queries and export analysis.

Long-Lasting Design: 2200mAh lithium battery with fast charging meets extended monitoring needs.

Portable and Practical: Compact and lightweight, ideal for quick testing in homes, offices, classrooms, vehicles, and more.