5-in-1 Air Quality Monitor Indoor Air Quality Meter USB Charging CO2 Detector Portable Formaldehyde Monitor for Indoor Outdoor

It's a great honor for you to visit my store. Good luck with your favorite purchases Place of Origin: China Hign-concerned Chemical : None With LCD Screen Or Not : Yes Gas Type : Multifunctional DIY Supplies : Woodworking Brand Name : alloet Origin : Mainland China Certification : None,None Origin : Mainland China Shell Material : ABS Size : About 90.00x70.00x35.00mm/3.54x2.76x1.38inch Built-In Lithium Battery : 1200mAh Voltage : 3.7V Charging Time : About 2-3 Hours Usable Time : About 300-360 Minutes