Concealed design — Unit sits hidden inside a sturdy outer shell, offering discreet use and protection from drops Digital display — One-button control offers 5-click on/off, 3-click voltage adjust (1.8–4.2 V), 4-click battery percentage check Safety-first — Auto shut-off after 10 minutes preserves battery and prevents accidental firing USB‑C fast charging — Common charger compatibility, meaning no cable anxiety Stylish & customizable — Available in six “swish” colors; interchangeable caps let users mix and match Why It Works Impulse-friendly — Compact, eye-catching pen-style fits impulse purchase zones. User simplicity — Easy to use—click, toke, repeat.