Plastic invisible ink pen with uv black light:
Features: Company confidential letters: protect company trade secrets to outsiders and not easily learned;
Authentication: Managing files and then use the magic invisible document signed tag, can not easily be imitated;
Alternative communication: real content other than in the general content of the average person can not tell;
Dark Reading: Even in the dark, text content can be at a glance;
Message signal: The magic invisible pen leave a message signal, the average person unable to understand thoroughly;
In addition to these features, magic invisible document was also used in the following areas:
SMS note: certain occasions such as Eastern magic with invisible writing pen in the note;
VA Yanchao lamp: Magic Lamp stealth document VA use as UV light money detector;
Invisible Diary: love between couples
shipping terms:
1. We Ship to Worldwide.
2. We ship your orders within 1-3 business days after the payment confirmed.
3. Item shipped from China viaUPS,EMS,DHL,HONGKONG POST,CHINA POST,reach most of the countries within 3 to 10 days.
4. Delivery time depends on destination and other factors. If you don't receive the item after 20 days, please contact us, we'll investigate and solve the delivery problem.
Warranty and Guarantee:
If item defective in 1 month except that it caused by users, We will send you a replacement without extra charge, or offer refund after we receive the defective item