The PowerSpot app is your hub for monitoring the wireless charging status of your Wireless Charging Grip and other Powercast-enabled devices. Simply place your enabled device in front of a PowerSpot RF wireless power transmitter and monitor its status using this app. WIRELESS CHARGING GRIP Use this app to monitor your Wireless Charging Grip – the world’s first completely wirelessly rechargeable device! Simply click in your Joy Con controllers, then set it & forget it in front of your PowerSpot