iM9 multi-function card is an important accessory of the Colorlight's control system for environmental monitoring and remote control.

· Monitor the operating environment, such as temperature, humidity, and smoke, ensuring the safety use of the LED display.

· Measure the environment light to auto-adjust the display brightness, allowing for the best visual effect while energy saving.

· With multiple relay switches, it can remotely control the power switch of field equipment, such as air conditioner, fan, and power distribution cabinet.