Yocan Handy 510 Thread Vape - Blue is one of the smallest 510 thread vape battery mods out there measuring less than 2 inches tall and one and a half inches wide. These Yocan vape mods work by putting a magnetic ring (included) on the bottom of your cartridge and using their button system. These Yocan Handy’s have variable voltage settings and preheat function. Each Yocan Handy comes with a USB charger. Perfect for on the go and protecting your cartridge especially the half gram sizes.