Then dampen a microfibre cloth with 70 per cent isopropyl alcohol and wipe the silicone Center on the charging location. Do not use window cleaning products, family cleaning products, aerosol sprays, solvents, ammonia, abrasives or cleaning products that incorporate hydrogen peroxide to clean your MagSafe Charger or MagSafe Battery Pack. https://7-in-1-electronics-cleani11086.blog5star.com/26707397/the-ultimate-guide-to-pc-cleaning