Check the listing for details. Wireless Indoor Air Quality Monitor INKBIRD IAM-T1 Electronic Ink Display NDIR. Condition: New. Listed at 99.79 USD. Monitor indoor CO2, temperature, relative humidity, and air pressure from the app at the same time.Package Content: 1x Air Detector IAM-T1 Measurement Accuracy‎: ±(30ppm±3% of reading) \ ±0.2°C (±0.36°F) \ ±2% \ ±1hPa Supports Bluetooth 5.0 Sweden Premium NDIR Sensor Senseair The indoor CO2 detector built-in Senseair sensor, accuracy (30ppm+3% of reading) Low-power Electronic Ink Display Ultra-long battery life for ultra-long protection. This air quality monitor supports full viewing angles display. CO2, temperature, and relative humidity are clear to view. 4 Years Ultra-long Battery Life The CO2 meter would last 4 years, with the included AA batteries, by selecting the 10-min sampling interval. Multiple intervals of 1min, 2min, 5min, and 10min to choose from, but the 1min by default . ● Power Source: 2 AA Batteries ● Battery Life: max 4 Years ● Screen: Electronic Ink Screen ● Screen Size: 2.13 inches ● Product Size: 75*80*30mm ● CO2 Range: 0-9999ppm ● CO2 Detection Accuracy: ±(30ppm+3% of reading) ● Temperature Range: 0-50℃/32~122℉ ● Relative Humidity Range: 0-85%RH ● Bluetooth Version: Bluetooth 5.0 ● Connection Distance: 100m without barriers ● Sampling Interval: 1min/2min/5min/10min (default 1min) ● Device Storage: 30 days of offline dataSupports Bluetooth 5.0 Monitor indoor temperature, relative humidity, CO2, and air pressure from the app at the same time. On Sep 18, 2023 at 06:24:36 PDT, seller added the following information: