Mitsu Mitsu Asus X507UA X507U B (2200 mAh)

High quality at a reasonable price, safety and ecology are the features of MITSU batteries that have already been appreciated by thousands of Europeans, mainly in Poland, the Czech Republic and Slovakia. It is the result of combining the best components with care for each stage of the production process, supported by constant quality control and emphasis on safety.  MITSU means - high quality, proven, ecological lithium-ion A class cells, - actual declared capacity, - much slower loss of nominal capacity than other cheaper substitutes, - low susceptibility to spontaneous discharge, - no memory effect, - factory-provided protection against overcharge and deep discharge, as well as against overvoltage OVP, overheating OTP, short circuit SCP and overcurrent OCP - reliable and long-lasting time between charge cycles, - 6-stage quality control.  Buying this laptop battery you also have the assurance that at the same time you care about the environment. The manufacturer works closely with organizations involved in environmental education, supporting selective collection and maximum recovery of waste. MITSU batteries are CE, ROHS and ISO9001 certified products.