Mark purchased the 12V Infinitum Desulfator from us in November 2013 for his BMW 5 Series E39. He contacted us again recently after over 3 years to purchase another unit for his other BMW, a BMW 6 Series E63. He saved a whopping MYR3000 (about US$750), which is the price he would have spent to replace his battery. That is a significant return on his investment.
Mike from the Philippines successfully revived his solar batteries which at 4-years-old began to show a significant drop in performance. Mike placed the desulfator into