Urgent! there are often things you can't afford to forget , perhaps its your passport, a VAT bill, an invitation. Now at last you don't need a high tech solution you can simply pop it on a peg, it can be hung on the wall or sat on your desk . Maybe even be next to your morning coffee. Makes a wonderful Secret santa or office present or a great gift for a forgetful relative.
Please note that this is not a toy and is unsuitable for children under the age of 3.