Specification Alarm : Audible alarm Brand : Canglan Technology BulletPoint1 : Handheld and Portable: This particle counter is designed to be handheld and portable, allowing for easy use and mobility in various settings, such as indoor spaces, offices, laboratories, and industrial environments. BulletPoint2 : Particle Size Detection: The device is capable of detecting particles as small as 0.3 micrometers (um) and 2.5 micrometers (um), providing accurate and detailed information on the concentration of fine particles, including PM2.5 particles, in the air. BulletPoint3 : Measurement Unit: The particle counter displays measurement results in unit pieces per liter (pieces/Liter), indicating the number of particles detected per liter of air sampled, offering valuable insights into air quality and particle pollution levels. BulletPoint4 : Versatile Application: Suitable for monitoring indoor air quality, assessing pollution levels, conducting environmental surveys, and ensuring cleanroom compliance, this particle counter is versatile and can be used in various professional and personal settings. BulletPoint5 : Easy-to-Use Interface: The device features a user-friendly interface that allows for simple operation and quick access to particle measurement data, making it convenient for users to monitor and analyze air quality metrics effectively. Color : as pics show ExternallyAssignedProductIdentifier : 7618032867183 ExternallyAssignedProductIdentifier1 : 0759596680270 ExternallyAssignedProductIdentifier2 : 759596680270 IncludedComponents : 1 ItemName : Handheld Portable Particle Counter PM2.5 0.3um 2.5um Unit Pieces/Liter ItemPackageDimensions_Height : 7.5 inches ItemPackageDimensions_Length : 9.8 inches ItemPackageDimensions_Width : 9.8 inches ItemPackageQuantity : 1 ItemTypeKeyword : indoor-air-quality-meters Manufacturer : Canglan Technology Material : abs ModelName : Carbon Dioxide Tester ModelNumber : AZ7798 NumberOfItems : 1 PartNumber : Canglan Technology PowerSourceType : Battery Powered ProductDescription : Features
* User configurable for all three size channels
* Set and display date and time.
* Error status indicator: The instrument will automatically monitor the sensor status, out of flow calibration (>+/-5%), or insufficient battery
* Timer, auto-start sampling
* Average of multiple times of measurements
* External digital temperature and humility sensors to assure accurate measurement
* No less than 3 hours of continuous operation.
Specifications:
* Size Range: 0.3, 2.5 micrometer
* Light Source: Laser diode (more than 100,000 hours MTBF)
* Flow Rate: 500ml
* Sampling Time:20 seconds
* Measurement: Concentration (per liter)
* Error Indication: Count limit, loss of laser power, out of flow calibration (>+/-5%), insufficient battery
* Power: Li-ion polymer rechargeable battery (7.4V/1020mAH) or AC adapter (AC input: 100 ~ 240V, DC output: 9V/1.5A)