AC Infinity UIS 1-to-1 Transmitter & Receiver, Wirelessly Connects UIS Devices and Controllers, 2-Pack

• Wirelessly connects AC Infinity controllers to UIS fans, lights, and smart devices for organised, cable-free grow spaces.
• Direct 1-to-1 connection with a secure, non-interchangeable ID code for stable, exclusive pairing using a 2.4 GHz frequency.
• Operates independently of internet for uninterrupted performance—even during network outages.
• Delivers millisecond-level responsiveness for precision control of temperature, humidity, VPD, timers, and schedules.
• Compatible with Controller AI+, Controller 69 PRO+, and Controller 69 PRO—built for the industry's largest most reliable grow ecosystem.

Note if you use a Controller 69 you still need one wired connection to power the controller - but other connections could be wireless.