I4U NEWS reviews the Logitech Harmony 890 Advanced Universal Remote
Mortal remotes use AA or AAA batteries to operate, but the Harmony 890 utilizes a rechargeable battery like a portable phone. The good part is that you never need to buy replacement batteries. The bad part is that if you forget to recharge the remote for a few days you may find yourself out of luck when it comes to movie night.Logitech Harmony 890 Advanced Universal Remote Review