Gas Tank | Dark Green to Light Green

650mAh Battery3 Variable Voltage Settings (2.8V, 3.4V, 3.8V) Preheat FunctionTired of high prices at the pump? Fill up this Gas Tank instead and enjoy money well spent. This discreet dynamo, boasting a 650mAh battery and 3 variable voltage settings, promises to deliver the fun. With its preheat function and sleek design, the Gas Tank is the preferred choice for on-the-go.