Powerful 650mAh Adjustable Voltage Battery for 510 Cartridges Discover the 510 Bubbler Vape Pen, a groundbreaking device that introduces water filtration purity to your on-the-go vaping sessions. Beyond just another device, this vape pen enhances your experience with a powerful 650mAh rechargeable battery, ensuring long-lasting performance and reliability. It offers universal compatibility with 510 cartridges, fitting those up to 15mm in diameter and with resistances of 0.6 ohm and above, broadening your vaping possibilities. Innovative Water Filtration Vape Technology With its four adjustable voltage settings, the 510 Bubbler Vape Pen allows precise control over your vaping experience. Choose from low (3.2V), medium (3.6V), high (4.0V), or utilize the preheat option (2.2V-3.6V) for an optimized session. The pen's standout feature, a detachable transparent bubbler, not only enhances the visual appeal but also significantly improves vapor quality through water filtration. Constructed from durable materials like zinc alloy, food-grade PCTG, ABS, and glass, this vape pen is designed for longevity. The inclusion of a Micro USB charging cable ensures your pen is always ready for action. Upgrade to the 510 Bubbler Vape Pen for a fusion of design innovation and superior vaping efficiency.