pvc heat shrinkable tubings

wire coat and  insulation.
                   2. make the joint of terminal  block and wire insulated.
                   3. divide the colors.
                   4. water-proof.
                   5. protection and insulation of insistors and electrical capacitors.
·Standard color :  black, white, red, blue,  yellow, green, brown, grey, orange 
                             and purple.