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Film, Media & TV2 mins ago
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For more on marking an answer as the "Best Answer", please visit our FAQ.I believe the method used to try to recover electronics from water damage is: dismantle it; wash it all in distilled water (to get any salts/impurities out); some parts can be final-rinsed in an alcohol/water mixture (dries faster); dry everything off slowly with gentle heat; reassemble, oil/grease mechanical components as required.
As heathfield says, don't leave the batteries in, they contain some very nasty chemicals which may leak and damage the electronics.