1.This Remote Can Work with Hitachi Air Conditioner Models?
RAR-3U4 RAR-52P1 RAR-2A1 RAR-2SP1
2.No set up or programming needed .Just insert new brand battery can make it work.
3.Power Supply : 2X 1.5V AAA Alkaline Battery?Batteries Not Included?
4.Package: 1 x Remote Control.