'Bcomfort' app allow you to control your motorized blinds more freely on smartphone. Please configure your 'Bcomfort' APP account, Bridge and motorized window coverings on 'Bconfort' APP before use. With 'Bcomfort’ App, you can: - Control up to 30 motorized window blinds - Control up to 20 rooms - Control up to 20 scenes - Control up to 20 timers After linking up your 'Bcomfort' APP account with Amazon Alexa and Google Assistant, you can directly open, close or percentage control