| Specification | Details |
| Product Name | Donut Shisha Charcoal |
| Weight | 1 kg, 1.5 kg, or 3 kg (depending on packaging) |
| Shape | Donut-shaped (ring) |
| Size | 3-4 cm diameter (per piece) |
| Color | Black (charcoal) |
| Moisture Content | < 5% |
| Ash Content | < 10% |
| Fixed Carbon | 80-90% |
| Calorific Value | 7000-8000 kcal/kg |
| Density | 1.1 - 1.3 g/cm³ |
| Ignition Time | 1-2 minutes (fast ignition) |