If there is such a thing as a 'digital neon screwdriver' I humbly apologise and will concede I am talking rubbish.
Here is one
http://www.ebay.co.uk/itm/2-x-DIGIT...t_ET&hash=item4aa86a4d9e#ht_500wt_863[/QUOTE]
Well I never, what will they think of next. TTC, I humbly apologise. If this is what the OP has, it is indeed useless as it doesn't even look like a usable screwdriver.
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