Waffletechnology Electronics Cleaning Wipe 5"x6.5", 50/Canister (K2-W01-C01) This product features patented Evanish solution that effectively breaks down dirt and debris in the card part and on thread head for effective cleaning; safe to use on electronic components. Due to their required proximity to numerous types of foreign matter, devices pick up dirt which cause misreads, inaccuracy and operational failure if not cleaned properly. Clean your electronics with every media roll change or at least twice per month. Use on Print heads and other interior surfaces of the printer