PowerMat is about as minimalist as it gets, and that seems appropriate for a charging surface. When an accessory, such as either the battery or case components from PowerSnap Kit is connected, the pad puts out an electronic bleep sound to let you know it’s charging. Pull it away, and you’ll again hear a bleep. The only other indicator is a small white LED underneath each access point that glows when the surface is providing power. On the…
