"I think the phone is... something," He pulled the device out of a pocket, turning it over in a gloved palm. "Some kind of magic, but I don't recognize it. Hasn't died on me yet." Back to the part she cares about, Harry. "And yeah- hot water works. I think it helps the place isn't really mine. Haven't really... broken it in, yet." Which was to say, he hadn't tried to put up wards, or really throw any power around in it, yet. He wouldn't jinx himself, if it let him have heat in a New York winter.