Normally $39.99, without the sensor is also on sale $27.99.
I bought one to remotely monitor and control the air con in my kid's room.
BroadLink RM4 mini Wi-Fi smart IR hub supports 50, 000+ IR controlled devices with full integration such as TV, STB, Air conditioner, Fan, Video Recorder, DVD, and more. Supported devices library is constantly being updated by the cloud to ensure newer devices are always compatible. Option to program the devices and learn buttons if no available cloud data is matching with.
Aliexpress https://www.aliexpress.com/item/1005001600431976.html AU$26.26 for RM4 and sensor cable, two for free shipping and also discount