- Ink Flow
- Consistent and strong
- Waterproof
- Yes, smudge-proof and fade-resistant
- Ink Quantity
- Abundant, no shrinkage, increased ink capacity in second generation
- Pen Size
- 142 × 15 × 15 mm (body), 125 × 12 × 12 mm (body), ~20 g (total weight), ~14 g (total weight)
- Ink Capacity
- ~6-6.5 g, ~2.5-3.5 g
- Structure
- Valve system, leak-proof, direct connection, prone to leakage
- Usage
- Suitable for various surfaces, DIY projects, home decoration, creative expression, graffiti art on sneakers, phone cases, glass bottles, pebbles, and aluminum cans.