Invisible Ink Spy Pen UV Light

The Problem

Ever tried writing secret spy codes only for nosy eyes to peek right away? Kids' games flop, treasure hunts bust, and the thrill vanishes because regular ink betrays every word.

The Solution

Grab this pen, scribble your message—it disappears instantly. Flip on the UV light cap to make it glow and reveal only when you say so. Perfect for sneaky notes, party games, or kid spy missions.

Why It Works

The ink reacts only to UV wavelengths, staying totally clear otherwise. Bright LED light activates it fast on any paper. Durable plastic build survives rough play, and the ink flows smooth without blobs.

What's Included

• 1 or 4 spy pens (your choice)
• Each pen: 0.5 oz / 14g
• Each pen dimensions: 5.9" x 0.6" (150mm x 15mm)
• Black color
• Built-in UV light with button battery (installed)
• Comes in protective blister pack

Specifications

• Product weight: 0.5 oz / 14g per pen
• Shipping weight: 2 oz / 57g (1pc), 4 oz / 113g (4pc)
• Dimensions: 5.9" x 0.6" (150mm x 15mm) per pen
• Material: ABS plastic body, non-toxic water-based ink
• UV light: 365nm LED, powered by CR1220 button battery (included)
• Ink capacity: Writes 500+ meters
• No model number/SKU listed
• Country of origin: China
• Certifications: Non-toxic (ASTM D-4236 compliant)
• Care instructions: Wipe with damp cloth, avoid soaking
• Warranty: 30-day returns