Feature:

1. Automatic measurement of temperature, humidity and atmospheric pressure.
2. The instrument can be upgraded remotely or offline, which is convenient for maintenance.
3. Built-in printer, which can print measurement results quickly and in real time.
4. Built-in storage space can store up to 200,000 measurement and energy spectrum data after expansion
5. Low power consumption, built-in lithium-ion battery, support 20h battery life, expandable.