Electronic Acupuncture Massager (E-AcuMassager)Power source: Corded Electric Material: Plastic Item weight: 0. 51 Kilograms Brand: Dioche Is it cordless?: Yes Water resistance level: Not Water Resistant The acupuncture pen is a convenient device for self managed low pressure , which has proven to have many health benefits. Although low pressure is not well known in the world, it is not a new technology. It is commonly used in traditional Chinese medicine It is sometimes used instead of or in