510 Thread- 510 thread is a term used to describe the most popular type of connection for vape pen batteries and cartridges in the vaping industry. It is named after its defining characteristic, which is 10 threads per inch (1/2 millimeter) so its easy to tell how many contacts are inside at just one glance. So basically, if you can find an oil cartridge that fits your pen's threading then you're good.
What is a Vape Pen?
510 Thread - 510 thread refers to the dimensions of a typical vape cartridge. This means that when you buy a new battery, you know it will work with your standard oil cartridge because they both use this size.