Enjoy ultimate versatility with the GiGi H20 510 Battery. While maintaining its discreet portable size, this version of our popular GiGi vape battery gives you the ability to directly connect to your glass-on-glass water pipe with the included removable 14/19mm male adapter. The fast charging USB-C port and 500mAh battery keep you going all day so you can vape on-the-go or sit back and relax at home while you take a hit from your GiGi / water pipe combo. Features: Stealthy 2.15" profile 500mAh battery Spring-loaded 510 threading Pre-heat function Variable Voltage (2.6V, 3.4V and 4.0V) Fast USB-C charging 14/19mm water pipe adapter (heat-resistant acrylic material) Works with 0.5ml and 1.0ml cell cartridges (not included) In The Box: Variable Voltage 500 mAh battery USB-C charger cable 14/19mm male 2-piece water pipe adapter