Looking for a slogan. In the summer, the air-conditioning in the office is turned on so it is closed. The office decided to put a note on the door to inform people that someone is in the office.

You can search for "closing reminder" on Taobao. The closing reminder produced by Sichuan Foster Electronics can customize the prompt sound according to your requirements, such as "The air conditioner is on, please close the door. Thank you. ", you can also ask him to customize the reminder with other contents. You can also realize that if the door is opened and closed within five seconds, the reminder will not sound. If it has not been closed after 5 seconds, the reminder will sound. It is very convenient and practical. !