ValueRays&reg; Mouse Hand Warmer&reg; Set, USB Hand Warmer Pouch & USB Wall Adapter, Mouse Pad Cover, Cold Mouse Hand Cover, Computer Mouse Warmer, Warm Mouse Cover, Mouse Warmer Blanket, Mouse Hand Cover, Hand Warmer, Heated Mouse Cover, USB Adapter, ValueRays USB Mouse Hand Warmer USB Adapter does not require the computer Keeps the mouse hand covered by a warm blanket Creates a warm blanket for mouse hand Protects cold mouse hand from drafts & chills