for acting on correspondence points, meridians, chakras by light**spesial 12 tags (long & short) of six colours**device is operated by a power source of 6 V** continuous operation during 3 hours**easy to use
for treatment in micro-acupuncture systems**meant for insertion with hand or by injector**made of stainless steel**length of needle 20.5 mm**effective area 8 mm**sterility and shelf-life 2 years**quickly withdrawable out of package**10pcs x 10 in a box