ITEM NAME:10mmX 30m 1Roll EMI Copper Foil Shielding Tape Conductive Self Adhesive Barrier Descriptio n Back Material: Silica Gel Substrate: PI film Colour: Brown Product Specification: 10mm*30m Weight: about 40g Long-term temperature resistance: 220 (Â °C) Short-term temperature resistance: 260 (Â °C) Product List: Battery Insulation Tape*1 Usage: Electronic insulation, shielding material, circuit board, high temperature insulation protection We offer you what you need! 10mmX 30m 1Roll EMI Copper Foil Shielding Tape Conductive Self Adhesive Barrier.Product Specification: 10mm 30m. Usage: Electronic insulation, shielding material, circuit board, high temperature insulation protection. Product List: Battery Insulation Tape 1. Colour: Brown. Substrate: PI film.