4 settings:
1: Stop
2 broadcast every 9 minutes (duration of charging up to 15days)
3: broadcast every 18 minutes (duration up to 30 days)
4: broadcast every 36 minutes (duration up to 60 days)
For a total of 2 400 sprays in a 250ml refill.
All in a regular distribution of profit to ensure a similar atmosphere for the duration of charging. (The batteries last 4 refills)
(No motion detector as stated in other reviews)
The citrus scent is nice but for me it's still a hall ambience bath / toilet.
Attractive rates offer lots of different flavors .... therefore test (27 euros 10)