Built-in lithium battery, usb can be charged, charge at any time, not afraid of power off, 30 minutes fast charging, full charge available for 4.5 hours or more, built-in 580mah lithium battery, pm2.5 over standard quotation, exceeding alarm value, instrument flashing red data (instrument default alarm Value is 115)
Tester Gas monitor/Gas analyzer/Temperature humidity meter Diagnostic tool
The Digital Air Quality Monitor Laser PM2.5 Detector is the product you didn't think you need, but once you have it, something you won't want to live without.
Inventory Last Updated: Jan 16, 2021
Inventory Last Updated: Jan 16, 2021
