Induction charging is a pretty awesome new technology that we're going to start seeing all over the place. What it does is allow you to charge gadgets with no wires; simply place the gadget on the charging surface and it'll juice up like magic. And now you can do this with your Wiimotes without taking the rubber sleeves off.
The Energizer Wiimote Induction Charging System lets you just toss your Wiimotes on it and it'll charge them up automatically. No plugs, no wires and no having remove the sleeves to get to the batteries. Get excited, because this is how you're going to charge up basically everything in the not-too-distant future.