Digital Co2- Tester Carbon Dioxide Meter For Air Quality Detector

Features:

Powered by rechargeable lithium battery, the air quality monitor makes.
The air quality monitor is also an essential tool to use.
Intelligent detection of various types of gas. 
Most household gas can be detected.
No need to worry about the applicability.
The measurement is displayed on a high definition screen.
Small and light design for easy carrying.

Specifications:

Main color: blue
Material: ABS
Screen size: 2.8in
Detect error: <15%
Battery: 3.7V, 1000mAh
Charging standard: 5V, 1A
Standby time: about 240-360min
Temperature: 18-50?
Humidity: 10-70% HR
Monitor fluctuate: 20%-50%
Item size: 136 * 65 * 25mm / 5.3 * 2.6 * 1.0in
Package size: 146 * 75 * 30mm / 5.7 * 3.0 * 1.2in
Package weight: 247g / 8.7ounce

Package list:


1 * Air Quality Tester
1 * USB Cable

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.