Tobar Secret Message Pen

Write secret messages or security codes with this invisible pen then use the ultra violet light to reveal all You can cheque for counterfeit money too 2 refills & batteries included Age 5Special pen that writes with invisible ink that can only be revealed under ultra-violet lightThe set includes a pair of refills as well as an ultra-violet torch that can be used to make the pen ink visibleInvisible ink penUltra-violet torch19cm

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