Summary of lower and upper limits for each setting

Setting items	Lower limit/Upper limit
Number of units that can be registered (lighting and peripheral devices)	0 to 250 units (per system)
Number of rooms	0 to 20 (per system)
Number of groups	0 to 20 (per room)
Number of scenes	0 to 10 (per room)
Number of Schedules	0 to 8 (per room)
Maximum number of scenes that can be assigned in a schedule	30 (per schedule)
Minimum scene duration in a schedule	5 minutes
Fade Time	0 seconds to 3 minutes (in 1 second increments)
Gateway Sleep Time	1 minute to 30 minutes (in 1 minute increments)
Number of smart sensor switches that can be operated (human mode)	0 to 6 units (per room)
Number of smart sensor switches that can be operated (brightness mode)	0 to 1 (per room)
Time until light turns off (in motion sensor mode)	10 seconds to 60 minutes (in 1 second increments)
Amount of data that can be backed up to the cloud	0 to 1 (per system)
Number of files that can be backed up	No restrictions
Operable color temperature range	[Synca] 1800K to 12000K 　*1800K to 6500K: 100K increments 　*6500K to 12000K: 500K increments [Tunable] 2700K to 6500K 　*100K increments
Wi-Fi Channel (Gateway Switch only)	Auto select or channel 1 to 13
Number of smartphones that can be connected to the gateway	Direct connection: Maximum 8 devices Via Wi-Fi router: No limit *Depending on Wi-Fi router specifications