What kind of battery is in the STLTH Disposables? February 08, 2023 20:37 Updated All STLTH battery operated devices contain a lithium ion battery. Related articles Are STLTH Disposable Recyclable? How do I know when my 5K is out of e-liquid? Do you have Nicotine free disposables? What is the battery capacity of 3K and how many puffs can I get? Can I recharge my 3K?