wireless tens unit

usefull for pain relief and massage like sensation

Screenshots

Hunter's comment

This kind of device is very useful both for the seniors in order to relief them from pain in general and from the unpleasant chronic pain, and for the sport people, because its massage like function can relax the muscles and strenght them before and after the sport activity.

Link

https://www.commercialdroneprofessional.com/aeroplane-seat-manufacturer-deploys-drones-to-keep-production-line-moving%EF%BB%BF/