Get you a plastic container that you can seal up good that finder will fit in and deep enough that a bed of rice and finder will sit on. Get you a big bag of rice and pour you a good bed. Then place finder in leave card door open making sure not to get any rice in it. Seal up and forget it for a week or two. That rice should absorb most if not all that moisture. Then hook it up and try it. Or you could call bird and see if they might not warranty it.