• 16.4ft/Roll 100mm(3.93in) Width Self Adhesive Battery Pack Insulator Gasket (Thickness:0.2mm) for 18650 21700 Battery Packs,Powers,DIY Projects KWD 6.500
• 32.8ft/Roll 0.15x8mm Nickel Plated Strip Used for Li 18650 Battery Spot Welding Compatible, Battery Packs, DIY Power Projects KWD 4.500
• Nickel Plated Strips 2 Rolls 32.8ft(10M),0.15x8mm for 18650 Battery Welding, Connecting Plate Steel Tape for Battery and Spot Welding KWD 5.500