Acer air

宏碁推出智慧空氣品質解決方案　免費到校偵測空氣及改善建議
https://www.ettoday.net/news/20200226/1654750.htm?from=ettoday_app
________________________________
_DISCLAIMER : This message (and any attachments) may contain information that is confidential, proprietary, privileged or otherwise protected by law. The message is intended solely for the named addressee (or a person responsible for delivering it to the addressee). If you are not the intended recipient of this message, you are not authorized to read, print, retain, copy or disseminate this message or any part of it. If you have received this message in error, please destroy the message or delete it from your system immediately and notify the sender.