UV Light Magic Pen Multifunction Highlighter Night Lamp Anti-Counterfeiting Invisible Ink Money Checking Pen Drawing Learning Secret Message Pen

3 Years and Above. Writes on most surfaces. Compact and light weight design, easy to carry. Clip design, can be clipped in your pocket, book, diary, etc. Kids will write plenty of secret messages to each other and it's not visible to the naked eyes. Turning the LED light on the writing, then it will appear!. Type: Light Pen. Material: ABS. Length: 13.3cm/13.5cm Approx. Features: Invisible Ink, Keep Secret, Detector Lights, Multifuctional. Specifications: Writes on most surfaces. Compact and light weight design, easy to carry. Clip design, can be clipped in your pocket, book, diary, etc. Kids will write plenty of secret messages to each other and it's not visible to the naked eyes. Turning the LED light on the writing, then it will appear!. Type: Light Pen. Material: ABS. Length: 13.3cm/13.5cm Approx. Features: Invisible Ink, Keep Secret, Detector Lights, Multifuctional. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures.