How many groups and moods can I create in the IKEA Home smart app?
You can create up to nine different moods and an unlimited number of groups in the IKEA Home smart app.
You can also connect as many as 50 devices to the TRÅDFRI gateway, and in each group you can have up to 10 light sources and 1 control unit (Remote control, wireless dimmer, etc.)
Read more about IKEA Home smart app and TRÅDFRI gateway