Extech EN300 5-in-1 environmental meter

EN300 是一款集温度、湿度、风速、光照和噪音测量于一体的仪器，支持 RS-232 连接，具有自动关机功能。

• The description claims the device can measure temperature, humidity, wind speed, light, and sound.
• The description claims it supports RS-232 connection.
• The description claims it has an automatic power-off feature.
• The description claims it can measure up to 1300°C with thermocouple Type K.
• The description claims it meets IEC 61672 Class 2 sound level standards.