E-cigarettes, often called Digital cigarettes or vapes, are available various forms, but they're able to usually be classified into three primary types:

one. **Cigalikes**:
- **Overall look**: Resemble regular cigarettes.
- **Elements**: Typically encompass a battery plus a cartomizer (mixed cartridge and atomizer).
- **Use**: Disposable or rechargeable with pre-stuffed cartridges.
- **Case in point**: Blu, NJOY.

2. **Vape Pens**:
- **Look**: Pen-formed and bigger than cigalikes.
- **Components**: Comprised of a battery, a tank, and an atomizer.
- **Use**: Refillable with e-liquid, along with the atomizer can get replaced.
- **Case in point**: V2 Pro Sequence three, Joyetech eGo.

three. **Mods**:
- **Look**: Bulkier and customizable products.
- **Parts**: Consist of a battery Local restrictions on flavored tobacco and e-cigarette products (generally removable), a tank or RDA (Rebuildable Drip Atomizer), and a variety of customizable configurations (like wattage and temperature Manage).
- **Utilization**: Built for knowledgeable end users seeking far more vapor output and customization selections.
- **Example**: SMOK Alien, Voopoo Drag.

These forms vary in dimension, style and design, complexity, and user practical experience, catering to various preferences and levels of vaping knowledge.