COPD & Vaping Concerns Digital screen Puff counter Adjustable voltage Draw timer Auto draw and button draw options What doesn't the Mini Tank Pro do? Top Facts about COPD and Smoking How To Choose a THC Vape Refill That Works Best For You If you're living with COPD, quitting tobacco is one of the best steps you can take to protect your lungs and improve your health. It's hard, but not impossible. Get the tools If you're living with COPD, quitting tobacco is one of the best steps you can take to protect your lungs and improve your health. It's hard, but not impossible. Get the tools