
This product is used for lithium battery heaters. When charging the lithium battery in cold weather in winter, the battery cannot be charged because the temperature is too low. First, the lithium battery is preheated by the discharge of the lithium battery to increase the electrolyte activity to ensure the battery charging. The safety and smoothness. PI hot-pressed film has dl voltage resistance, superior flame retardant performance, waterproof and dustproof, etc. to protect the core material of the electric heating film from external influences and oxidation.
Thickness: 80±3um
Width: 500mm (according to customer customization)