a black rectangular device with a screen

UKU Glass sauna controller makes sauna heating easy and comfortable. With UKU you can heat your sauna on the spot or do it from your phone through HUUM mobile app. HUUM mobile app works with UKU Wi-Fi and UKU GSM control units. UKU comes with several safety and extra features for a pleasant sauna experience. It can be used with different manufacturers’ heaters.