UKU WiFi lets you to operate all the features of the UKU control from the convenience of your smartphone. Regulate your lighting, ventilation, timer, and temperature either with the wall-mounted control or use the HUUM Wi-Fi app from anywhere so that your sauna is preheated to the perfect temperature when you arrive. For added safety, the UKU Wi-Fi includes a door sensor, overheating protection, and child safety lock. UKU Wi-Fi requires a Wi-Fi network connection.