For the blinds wireless functions to work, the signal repeater (included in the package) needs to be plugged in to a power socket within 10 meters from the blind.You can control your blinds wirelessly to adapt the light or create privacy depending on the activity taking place in the room.You can use TRÅDFRI gateway and IKEA Home smart app to control your wireless blinds in different ways, set them to go up and down with a timer and create several groups of wireless blinds.The blind is cordless for increased child safety.BRAUNIT battery pack is the power source to your wireless roller blind.The roller blind can not be cut.You need the TRÅDFRI gateway to use the IKEA Home smart app. Download the app for free via Google Play or App Store, depending on which mobile device you have.Add the TRÅDFRI gateway and IKEA Home smart app for control through Amazon Alexa, Apple HomeKit or Google Home.Remote control included.1 rechargeable battery included.Battery charger included.