What's in the box:

Handheld O3 Analyzer Multiple Alarms Air Detector Portable O3 Concentration Tester Multifunctional Quick Sensing Air Quality Monitor (Orange)

This portable O3 detector uses a large-size full-color LCD screen to display real-time readings, as well as a natural diffusion method to detect O3, with high sensitivity. The detector is made of high-strength composite plastics, which has high strength and nice hand feeling. It is widely used in petrochemical, environmental protection, metallurgy, mining, agriculture, experiment, surveying and mapping industries, etc.

Features:
There are multiple units, including ppm, mg/m3, Vol%, LEL%, ppb and other units to switch freely.
Full-color LCD screen, can query, record, and display data in real time.
Three kinds of concentration display modes.
Optional data storage function, supports up to 15000 data storage functions, can export data to a computer through Excel, and perform printing, editing, and icon display functions.
When the product detects that the concentration exceeds the alarm limit, the instrument will trigger an alarm state. At this time, the buzzer will emit a "didi" beep, the alarm light will flash regularly, and the corresponding excess number on the screen will change from white turns red and the alarm icon will appear.

Specifications:
Color: orange
Material: plastics
Detection: O3
O3 measuring range: 0-10PPM
Default alarm point: 2PPM
Display error: 3%F.S
Response time: T90<30> Linearity: 2
Repeatability: 2
Recovery time: 30 seconds
Working temperature: -20? to 50?
Working humidity: <95> Display mode: 2.2 inch LCD screen
Data storage: 15000 data storage space
Battery: 3.7V, 3000mAh
Item size: 125 * 65 * 45mm / 4.9 * 2.6 * 1.8in
Item weight: 200g / 7.1ounce
Package size: 250 * 200 * 70mm / 9.8 * 7.9 * 2.8in
Package weight: 710g / 1.6lb

Packing List:
1 * Air Quality Monitor
1 * USB Cable
1 * Storage Box