Olight O’Pen Refill – Replacement Ink Cartridge

Keep your Olight pen writing smooth and ready for action with the Olight O’Pen Refill. Designed specifically for Olight’s O’Pen series, this high-quality refill delivers consistent ink flow and clean lines—whether you're taking notes, marking gear, or handling everyday tasks.

✔️ Genuine Olight refill designed for O’Pen compatibility
✔️ Smooth, consistent ink flow for reliable writing
✔️ Easy to install—swap out and get back to work in seconds
✔️ Ideal for daily carry, office use, field notes, or travel
✔️ Compact and lightweight—perfect to keep as a spare

Olight O’Pen Refill
Because your gear should always be ready—write on without missing a beat.