18650 Battery Insulation Paper Pack 3S (Solid) 5PCS

From the shop's description

Features Adhesive cardboard paper for the 18650 battery insulator. Better protection to avoid short circuits on batteries.Easy peel-and-stick application It is especially resistant to the corrosion of acid and alkali, tear resistance, and wear resistance. Tear strength, rupture work, and dynamic strength are very high Good insulation, flexibility, water resistance, wear resistance, oil resistance, aging resistance, and good gap material It has the functions of insulation, shielding, and anti-interference, providing high electrical insulation, mechanical strength, softness, and elasticity. Better protection to avoid short circuits on batteries. Perfect Build for DIY battery packs Function Insulate cell terminals and Ni tape to avoid short circuits when welding. How to use it? Take off each insulation paper from the base paper. Put and stick upper hollow adhesive insulation paper on the top of the battery positive. Put and stick lower solid adhesive insulation paper on the negative. Then, you can weld Ni tape or Ni-plated steel plate with positive, and negative to make a battery pack.