Most pod vapes utilize a draw activation method which eradicates the need for just a button, lock function, or on/off switch. Pod vapes are definitely the smallest sort factor for all vape systems, employ a minimalist layout without button or only one button, have a built-in battery, and on-board charging; https://box-mod-vape91242.win-blog.com/6016336/indicators-on-box-mod-vape-you-should-know