Super Quiet Mini Massage Gun-Equipped with the updated noise reduction technology brushless silent motor, which makes the noise less than 40dB when used,creating a comfortable and relaxing environment.Feel the silence and be transported to your quiet place. Intelligent Pressure Sensing System-Equipped with high-quality rechargeable lithium-ion battery,providing you with 4-6 hours of working time(low speed),it is recommended that the use time is not more than 15 minutes.relax with peace of mind,Type-C universal interface, charge as you go without worrying about frequent recharges. Handheld Deep Tissue Muscle Massage Gun-Equipped with high-quality rechargeable lithium-ion battery,providing you with 4-6 hours of working time(low speed),it is recommended that the use time is not more than 15 minutes.relax with peace of mindType-C universal interface, charge as you go without worrying about frequent recharges.