**Specifications:**
Brand: Dian Shi
Product Name: Lightning Spacecraft Dual-Ball Quick-Drying Retractable Gel Pen
Model Number: DS-0157
Ink Color: Black
Tip Size: 0.5mm dual-ball bullet tip
Barrel Colors: White Blue, White Green, Black Brown, Black Purple
Features:
- Retractable pen with a spacecraft-inspired design
- Door-style pen clip that automatically lifts when retracting the tip and lowers when extending it to avoid soiling books
- Silent retractable mechanism suitable for quiet environments like libraries and exam halls
- Dual-ball pen tip with built-in precision springs for smooth writing experience
- Lightning-shaped transparent window for a futuristic look
Packaging: Product images, packaging details, and display information available
