Secret Message Writing Set

Product information

Be like a special agent with this secret message set. Each pen uses invisible ink that can only be revealed by the UV lamp in the lid. This super-cool accessory would be unlike anything else in your pencil case!
Batteries Included
Battery life Information How long the battery lasts for (and if applicable) until it needs recharging
36 hours
Battery Size & Number
3 x AG3 (LR41)
Packaged: H14 x W19 x D1.5cm
Suitable From
6 years
Stationery and Stickers
Not suitable for children under 6 years.



If you’ve changed your mind about keeping your purchase, please return it in its original condition with proof of purchase and we’ll exchange or refund it. Unless faulty, this should be within 35 days of receiving your order. By original condition, we’d expect this to mean that you’ve kept packaging and labels, and that the item is undamaged and unused.

You can return for free in the UK via John Lewis shops, Royal Mail, Collect+ or MyHermes. If you need to arrange collection of large or heavy items, call us on 03456 049 049. For international returns queries, call us on +44 1698 545 454

You’ll find returns information on your delivery note. Exceptions apply to certain products - find out more about our refund policy

Q & As


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